diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 7f2da99..8837b63 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -10,10 +10,14 @@
   </component>
   <component name="ChangeListManager">
     <list default="true" id="a633d35a-56a6-4479-b4c4-f97198052fb7" name="Default Changelist" comment="">
+      <change afterPath="$PROJECT_DIR$/dist/logging.properties" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/dist/conf.properties" beforeDir="false" afterPath="$PROJECT_DIR$/dist/conf.properties" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/danielcortes/xyz/data/ConnectionHolder.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/danielcortes/xyz/data/ConnectionHolder.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/dist/Programa Caja.jar" beforeDir="false" afterPath="$PROJECT_DIR$/dist/Programa Caja.jar" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/danielcortes/xyz/Main.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/danielcortes/xyz/Main.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/danielcortes/xyz/data/Configuration.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/danielcortes/xyz/data/Configuration.java" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/src/danielcortes/xyz/data/SQLiteConnectionHolder.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/danielcortes/xyz/data/SQLiteConnectionHolder.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/danielcortes/xyz/models/caja/SQLiteCajaDAO.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/danielcortes/xyz/models/caja/SQLiteCajaDAO.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/danielcortes/xyz/models/calculo_fondo/SQLiteCalculoFondoDAO.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/danielcortes/xyz/models/calculo_fondo/SQLiteCalculoFondoDAO.java" afterDir="false" />
     </list>
     <ignored path="$PROJECT_DIR$/target/" />
     <ignored path=".idea/" />
@@ -57,7 +61,7 @@
     <favorites_list name="caja" />
   </component>
   <component name="FileEditorManager">
-    <leaf />
+    <leaf SIDE_TABS_SIZE_LIMIT_KEY="300" />
   </component>
   <component name="FileTemplateManagerImpl">
     <option name="RECENT_TEMPLATES">
@@ -126,8 +130,6 @@
   <component name="IdeDocumentHistory">
     <option name="CHANGED_PATHS">
       <list>
-        <option value="$PROJECT_DIR$/src/danielcortes/xyz/models/caja/MysqlCajaDAO.java" />
-        <option value="$PROJECT_DIR$/src/danielcortes/xyz/models/calculo_fondo/SQLiteFondoDAO.java" />
         <option value="$PROJECT_DIR$/src/danielcortes/xyz/views/ArqueoView.form" />
         <option value="$PROJECT_DIR$/src/danielcortes/xyz/views/ArqueoView.java" />
         <option value="$PROJECT_DIR$/src/danielcortes/xyz/views/CalcularEgresoView.form" />
@@ -153,9 +155,6 @@
         <option value="$PROJECT_DIR$/src/danielcortes/xyz/models/efectivo/EfectivoDAO.java" />
         <option value="$PROJECT_DIR$/src/danielcortes/xyz/models/ingreso/IngresoDAO.java" />
         <option value="$PROJECT_DIR$/src/danielcortes/xyz/models/egreso/EgresoDAO.java" />
-        <option value="$PROJECT_DIR$/src/danielcortes/xyz/data/Configuration.java" />
-        <option value="$PROJECT_DIR$/src/danielcortes/xyz/models/caja/SQLiteCajaDAO.java" />
-        <option value="$PROJECT_DIR$/src/danielcortes/xyz/models/calculo_fondo/SQLiteCalculoFondoDAO.java" />
         <option value="$PROJECT_DIR$/src/danielcortes/xyz/models/documentos/SQLiteDocumentosDAO.java" />
         <option value="$PROJECT_DIR$/src/danielcortes/xyz/models/efectivo/SQLiteEfectivoDAO.java" />
         <option value="$PROJECT_DIR$/src/danielcortes/xyz/models/egreso/SQLiteEgresoDAO.java" />
@@ -167,7 +166,6 @@
         <option value="$PROJECT_DIR$/src/danielcortes/xyz/models/tipo_ingreso/SQLiteTipoIngresoDAO.java" />
         <option value="$PROJECT_DIR$/src/danielcortes/xyz/data/DAOManager.java" />
         <option value="$PROJECT_DIR$/src/danielcortes/xyz/controllers/ManagerController.java" />
-        <option value="$PROJECT_DIR$/src/danielcortes/xyz/Main.java" />
         <option value="$PROJECT_DIR$/src/danielcortes/xyz/controllers/CalcularFondoController.java" />
         <option value="$PROJECT_DIR$/src/danielcortes/xyz/controllers/EgresosController.java" />
         <option value="$PROJECT_DIR$/src/danielcortes/xyz/controllers/IngresosController.java" />
@@ -175,8 +173,14 @@
         <option value="$PROJECT_DIR$/src/danielcortes/xyz/informes/InformeLibroDeVentas.java" />
         <option value="$PROJECT_DIR$/src/danielcortes/xyz/models/informes/libro_de_ventas/SQLiteInformeLibroDeVentasContentDAO.java" />
         <option value="$PROJECT_DIR$/src/danielcortes/xyz/data/ConnectionHolder.java" />
-        <option value="$PROJECT_DIR$/src/danielcortes/xyz/data/SQLiteConnectionHolder.java" />
         <option value="$PROJECT_DIR$/dist/conf.properties" />
+        <option value="$PROJECT_DIR$/src/danielcortes/xyz/utils/Logger.java" />
+        <option value="$PROJECT_DIR$/src/danielcortes/xyz/data/Configuration.java" />
+        <option value="$PROJECT_DIR$/src/danielcortes/xyz/Main.java" />
+        <option value="$PROJECT_DIR$/src/danielcortes/xyz/data/SQLiteConnectionHolder.java" />
+        <option value="$PROJECT_DIR$/src/danielcortes/xyz/models/caja/SQLiteCajaDAO.java" />
+        <option value="$PROJECT_DIR$/src/danielcortes/xyz/models/calculo_fondo/SQLiteCalculoFondoDAO.java" />
+        <option value="$PROJECT_DIR$/dist/logging.properties" />
       </list>
     </option>
   </component>
@@ -222,6 +226,7 @@
     </navigator>
     <panes>
       <pane id="PackagesPane" />
+      <pane id="Scope" />
       <pane id="ProjectPane">
         <subPane>
           <expand>
@@ -240,16 +245,10 @@
               <item name="src" type="462c0819:PsiDirectoryNode" />
               <item name="xyz" type="462c0819:PsiDirectoryNode" />
             </path>
-            <path>
-              <item name="caja" type="b2602c69:ProjectViewProjectNode" />
-              <item name="caja" type="462c0819:PsiDirectoryNode" />
-              <item name="dist" type="462c0819:PsiDirectoryNode" />
-            </path>
           </expand>
           <select />
         </subPane>
       </pane>
-      <pane id="Scope" />
     </panes>
   </component>
   <component name="PropertiesComponent">
@@ -263,7 +262,7 @@
     <property name="UI_DESIGNER_EDITOR_MODE.UIDesignerToolWindowManager.STATE" value="ToolWindow" />
     <property name="WebServerToolWindowFactoryState" value="false" />
     <property name="aspect.path.notification.shown" value="true" />
-    <property name="com.android.tools.idea.instantapp.provision.ProvisionBeforeRunTaskProvider.myTimeStamp" value="1547963188090" />
+    <property name="com.android.tools.idea.instantapp.provision.ProvisionBeforeRunTaskProvider.myTimeStamp" value="1547972559574" />
     <property name="com.intellij.ide.scratch.LRUPopupBuilder$1/Change SQL Dialect" value="SQLite" />
     <property name="com.intellij.testIntegration.createTest.CreateTestDialog.defaultLibrary" value="JUnit5" />
     <property name="com.intellij.testIntegration.createTest.CreateTestDialog.defaultLibrarySuperClass.JUnit5" value="" />
@@ -276,11 +275,11 @@
     <property name="nodejs_interpreter_path.stuck_in_default_project" value="undefined stuck path" />
     <property name="nodejs_npm_path_reset_for_default_project" value="true" />
     <property name="nodejs_package_manager_path" value="npm" />
-    <property name="project.structure.last.edited" value="Problems" />
+    <property name="project.structure.last.edited" value="Libraries" />
     <property name="project.structure.proportion" value="0.15" />
     <property name="project.structure.side.proportion" value="0.2" />
     <property name="restartRequiresConfirmation" value="false" />
-    <property name="settings.editor.selected.configurable" value="configurable.group.editor" />
+    <property name="settings.editor.selected.configurable" value="editor.preferences.appearance" />
   </component>
   <component name="RecentsManager">
     <key name="CreateTestDialog.RecentsKey">
@@ -383,6 +382,7 @@
     </configuration>
     <configuration name="Launch Jar" type="JarApplication" factoryName="JAR Application">
       <option name="JAR_PATH" value="$PROJECT_DIR$/dist/Programa Caja.jar" />
+      <option name="VM_PARAMETERS" value="-Djava.util.logging.config.file=&quot;logging.properties&quot; " />
       <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$/dist/" />
       <option name="ALTERNATIVE_JRE_PATH_ENABLED" value="true" />
       <option name="ALTERNATIVE_JRE_PATH" value="11" />
@@ -517,14 +517,10 @@
       <workItem from="1547878415974" duration="1068000" />
       <workItem from="1547927651543" duration="3625000" />
       <workItem from="1547931339438" duration="5895000" />
-      <workItem from="1547960032707" duration="3205000" />
-    </task>
-    <task id="LOCAL-00016" summary="Tecnicamente esta terminada la funcionalidad basica">
-      <created>1545982355969</created>
-      <option name="number" value="00016" />
-      <option name="presentableId" value="LOCAL-00016" />
-      <option name="project" value="LOCAL" />
-      <updated>1545982355969</updated>
+      <workItem from="1547960032707" duration="4038000" />
+      <workItem from="1547964496961" duration="2230000" />
+      <workItem from="1547967243163" duration="5346000" />
+      <workItem from="1547972719949" duration="249000" />
     </task>
     <task id="LOCAL-00017" summary="Cambio de nombre y agregado campo para mayor claridad en el arqueo">
       <created>1546024676996</created>
@@ -862,7 +858,14 @@
       <option name="project" value="LOCAL" />
       <updated>1547962893611</updated>
     </task>
-    <option name="localTasksCounter" value="65" />
+    <task id="LOCAL-00065" summary="Cambiada el nombre de la propiedad para la base de datos actual.&#10;Ademas ahora si no se pueda obtener el jdbc el programa simplemente se cerrara ya que es un estado en el cual no se puede continuar">
+      <created>1547963246363</created>
+      <option name="number" value="00065" />
+      <option name="presentableId" value="LOCAL-00065" />
+      <option name="project" value="LOCAL" />
+      <updated>1547963246364</updated>
+    </task>
+    <option name="localTasksCounter" value="66" />
     <servers />
   </component>
   <component name="TestHistory">
@@ -898,7 +901,7 @@
     </history-entry>
   </component>
   <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="352633000" />
+    <option name="totallyTimeSpent" value="361291000" />
   </component>
   <component name="TodoView">
     <todo-panel id="selected-file">
@@ -928,10 +931,10 @@
       <window_info anchor="bottom" id="Docker" order="6" show_stripe_button="false" />
       <window_info anchor="bottom" id="Database Changes" order="7" show_stripe_button="false" weight="0.32744783" />
       <window_info anchor="bottom" id="Terminal" order="8" show_stripe_button="false" weight="0.32744783" />
-      <window_info anchor="bottom" id="Event Log" order="9" sideWeight="0.50293684" side_tool="true" weight="0.26497006" />
+      <window_info anchor="bottom" id="Event Log" order="9" sideWeight="0.50367105" side_tool="true" weight="0.2637037" />
       <window_info anchor="bottom" id="Messages" order="10" weight="0.32592592" />
       <window_info anchor="bottom" id="Database Console" order="11" weight="0.36597112" />
-      <window_info anchor="bottom" x="4" y="0" width="902" height="488" id="Run" order="12" sideWeight="0.49706313" weight="0.2637037" />
+      <window_info anchor="bottom" x="4" y="0" width="902" height="488" id="Run" order="12" sideWeight="0.49632892" visible="true" weight="0.26222223" />
       <window_info anchor="right" id="Commander" internal_type="SLIDING" order="0" type="SLIDING" weight="0.4" />
       <window_info anchor="right" id="Ant Build" order="1" show_stripe_button="false" weight="0.24961948" />
       <window_info anchor="right" content_ui="combo" id="Hierarchy" order="2" weight="0.2496329" />
@@ -1038,7 +1041,6 @@
   <component name="VcsManagerConfiguration">
     <option name="CHECK_CODE_SMELLS_BEFORE_PROJECT_COMMIT" value="false" />
     <option name="CHECK_NEW_TODO" value="false" />
-    <MESSAGE value="Solucionado bug que no generaba el ultimo dia del mes :3" />
     <MESSAGE value="Informes mejorados, pensado para transcribirlo a un informe de ventas" />
     <MESSAGE value="Corregido error en la generacion del informe, mucho se tuvo que cambiar del mismo para que voliera a funcionar&#10;Presentaba errores al intentar conseguir los numeros de las distintos numeros de boleta dado a la query que se estaba realizando, se corrige creando 2 querys separadas y se comprueba que los numeros de boleta sean minimos o maimos en el codigo" />
     <MESSAGE value="Error en que los numeros de boletas eran comparados segun sus valor ascii y no de forma natural&#10;Se agrego una clase de otra persona que hace el trabajo, gracias buen hombre &lt;3" />
@@ -1063,96 +1065,14 @@
     <MESSAGE value="se ejecuto limpieza del codigo, reformateo del codigo y optimizacion de los imports por parte del IDE" />
     <MESSAGE value="Movida la necesidad de pasaar los objetos dao atravez de los constructores de las clases y se consiguen a travez de una clase estatica la que los crea previamente y simplemente los entrega a la clase que lo pide.&#10;Supongo que dara mayor flexibilidad a cuando se quiera cambiar a un orm o cambiar la conexion a otra base de datos" />
     <MESSAGE value="Cambiada el nombre de la propiedad para la base de datos actual.&#10;Ademas ahora si no se pueda obtener el jdbc el programa simplemente se cerrara ya que es un estado en el cual no se puede continuar" />
-    <option name="LAST_COMMIT_MESSAGE" value="Cambiada el nombre de la propiedad para la base de datos actual.&#10;Ademas ahora si no se pueda obtener el jdbc el programa simplemente se cerrara ya que es un estado en el cual no se puede continuar" />
+    <MESSAGE value="Se comienza a incluir logs en el programa, va a hacer falta en el momento que se haga deploy serio" />
+    <option name="LAST_COMMIT_MESSAGE" value="Se comienza a incluir logs en el programa, va a hacer falta en el momento que se haga deploy serio" />
   </component>
   <component name="antWorkspaceConfiguration">
     <option name="IS_AUTOSCROLL_TO_SOURCE" value="false" />
     <option name="FILTER_TARGETS" value="false" />
   </component>
   <component name="editorHistoryManager">
-    <entry file="file://$PROJECT_DIR$/tests/danielcortes/xyz/utils/FileUtilsTest.java" />
-    <entry file="jar:///usr/lib/jvm/java-11-openjdk/lib/src.zip!/java.desktop/javax/swing/JFileChooser.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="216">
-          <caret line="486" column="63" lean-forward="true" selection-start-line="486" selection-start-column="63" selection-end-line="486" selection-end-column="63" />
-        </state>
-      </provider>
-    </entry>
-    <entry file="jar:///usr/lib/jvm/java-11-openjdk/lib/src.zip!/java.base/java/nio/file/FileSystem.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="215">
-          <caret line="294" column="25" selection-start-line="294" selection-start-column="25" selection-end-line="294" selection-end-column="25" />
-        </state>
-      </provider>
-    </entry>
-    <entry file="jar:///usr/lib/jvm/java-11-openjdk/lib/src.zip!/java.base/java/nio/file/Path.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="156">
-          <caret line="146" column="44" lean-forward="true" selection-start-line="146" selection-start-column="44" selection-end-line="146" selection-end-column="44" />
-          <folding>
-            <element signature="docComment;class#Path#0" />
-            <element signature="docComment;method#of#0;class#Path#0" />
-            <element signature="e#7225#7226#0" expanded="true" />
-            <element signature="e#7293#7294#0" expanded="true" />
-            <element signature="docComment;method#of#1;class#Path#0" />
-            <element signature="method#of#1;class#Path#0" />
-            <element signature="e#10070#10206#1" />
-            <element signature="e#10135#10196#1" />
-            <element signature="docComment;method#getFileSystem#0;class#Path#0" />
-            <element signature="docComment;method#isAbsolute#0;class#Path#0" />
-            <element signature="docComment;method#getRoot#0;class#Path#0" />
-            <element signature="docComment;method#getFileName#0;class#Path#0" />
-            <element signature="docComment;method#getParent#0;class#Path#0" />
-            <element signature="docComment;method#getNameCount#0;class#Path#0" />
-            <element signature="docComment;method#getName#0;class#Path#0" />
-            <element signature="docComment;method#subpath#0;class#Path#0" />
-            <element signature="docComment;method#startsWith#0;class#Path#0" />
-            <element signature="docComment;method#startsWith#1;class#Path#0" />
-            <element signature="docComment;method#endsWith#0;class#Path#0" />
-            <element signature="docComment;method#endsWith#1;class#Path#0" />
-            <element signature="docComment;method#normalize#0;class#Path#0" />
-            <element signature="docComment;method#resolve#0;class#Path#0" />
-            <element signature="docComment;method#resolve#1;class#Path#0" />
-            <element signature="docComment;method#resolveSibling#0;class#Path#0" />
-            <element signature="method#resolveSibling#0;class#Path#0" />
-            <element signature="docComment;method#resolveSibling#1;class#Path#0" />
-            <element signature="docComment;method#relativize#0;class#Path#0" />
-            <element signature="docComment;method#toUri#0;class#Path#0" />
-            <element signature="docComment;method#toAbsolutePath#0;class#Path#0" />
-            <element signature="docComment;method#toRealPath#0;class#Path#0" />
-            <element signature="docComment;method#toFile#0;class#Path#0" />
-            <element signature="method#toFile#0;class#Path#0" />
-            <element signature="e#34890#34942#1" />
-            <element signature="e#34948#35086#1" />
-            <element signature="docComment;method#register#0;class#Path#0" />
-            <element signature="docComment;method#register#1;class#Path#0" />
-            <element signature="method#register#1;class#Path#0" />
-            <element signature="docComment;method#iterator#0;class#Path#0" />
-            <element signature="method#iterator#0;class#Path#0" />
-            <element signature="class#41455:41948" />
-            <element signature="method#next#0;class#41455:41948" />
-            <element signature="e#41718#41843#1" />
-            <element signature="e#41849#41924#1" />
-            <element signature="docComment;method#compareTo#0;class#Path#0" />
-            <element signature="docComment;method#equals#0;class#Path#0" />
-            <element signature="docComment;method#hashCode#0;class#Path#0" />
-            <element signature="docComment;method#toString#0;class#Path#0" />
-          </folding>
-        </state>
-      </provider>
-    </entry>
-    <entry file="jar:///usr/lib/jvm/java-11-openjdk/lib/src.zip!/java.base/java/nio/file/Paths.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="494">
-          <caret line="67" column="25" selection-start-line="67" selection-start-column="25" selection-end-line="67" selection-end-column="25" />
-          <folding>
-            <element signature="e#2513#2514#0" expanded="true" />
-            <element signature="e#2556#2557#0" expanded="true" />
-          </folding>
-        </state>
-      </provider>
-    </entry>
-    <entry file="file://$PROJECT_DIR$/src/danielcortes/xyz/utils/FileUtils.java" />
     <entry file="file://$PROJECT_DIR$/src/danielcortes/xyz/utils/Pair.java">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="300">
@@ -1271,42 +1191,7 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/danielcortes/xyz/data/MysqlConnectionHolder.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="108">
-          <caret line="31" column="66" selection-start-line="31" selection-start-column="66" selection-end-line="31" selection-end-column="66" />
-          <folding>
-            <element signature="e#1325#1326#0" expanded="true" />
-            <element signature="e#1415#1416#0" expanded="true" />
-          </folding>
-        </state>
-      </provider>
-    </entry>
-    <entry file="file://$PROJECT_DIR$/src/danielcortes/xyz/data/Configuration.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="72">
-          <caret line="30" column="22" lean-forward="true" selection-start-line="30" selection-start-column="22" selection-end-line="30" selection-end-column="22" />
-          <folding>
-            <element signature="e#1760#1761#0" expanded="true" />
-            <element signature="e#1806#1807#0" expanded="true" />
-          </folding>
-        </state>
-      </provider>
-    </entry>
-    <entry file="file://$PROJECT_DIR$/src/danielcortes/xyz/models/caja/SQLiteCajaDAO.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="242">
-          <caret line="111" column="20" lean-forward="true" selection-start-line="111" selection-start-column="20" selection-end-line="112" selection-end-column="64" />
-        </state>
-      </provider>
-    </entry>
-    <entry file="file://$PROJECT_DIR$/src/danielcortes/xyz/models/calculo_fondo/SQLiteCalculoFondoDAO.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="-1039">
-          <caret line="43" column="64" lean-forward="true" selection-start-line="43" selection-start-column="64" selection-end-line="44" selection-end-column="66" />
-        </state>
-      </provider>
-    </entry>
+    <entry file="file://$PROJECT_DIR$/src/danielcortes/xyz/data/MysqlConnectionHolder.java" />
     <entry file="file://$PROJECT_DIR$/src/danielcortes/xyz/models/documentos/SQLiteDocumentosDAO.java">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="132">
@@ -1551,13 +1436,6 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/danielcortes/xyz/Main.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="228">
-          <caret line="62" column="58" selection-start-line="62" selection-start-column="58" selection-end-line="62" selection-end-column="58" />
-        </state>
-      </provider>
-    </entry>
     <entry file="file://$PROJECT_DIR$/src/danielcortes/xyz/informes/InformeLibroDeVentas.java">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="255">
@@ -1651,9 +1529,17 @@
         </state>
       </provider>
     </entry>
+    <entry file="file://$PROJECT_DIR$/dist/conf.properties">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="276">
+          <caret line="23" lean-forward="true" selection-start-line="23" selection-end-line="23" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/danielcortes/xyz/utils/Logger.java" />
     <entry file="file://$PROJECT_DIR$/src/danielcortes/xyz/data/DAOManager.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="372">
+        <state relative-caret-position="273">
           <caret line="72" column="40" selection-start-line="72" selection-start-column="40" selection-end-line="72" selection-end-column="40" />
           <folding>
             <element signature="e#3631#3632#0" expanded="true" />
@@ -1661,27 +1547,107 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/danielcortes/xyz/data/SQLiteConnectionHolder.java">
+    <entry file="file://$PROJECT_DIR$/src/danielcortes/xyz/data/Configuration.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="312">
-          <caret line="52" lean-forward="true" selection-start-line="52" selection-end-line="52" />
-        </state>
-      </provider>
-    </entry>
-    <entry file="file://$PROJECT_DIR$/src/danielcortes/xyz/data/ConnectionHolder.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="120">
-          <caret line="32" lean-forward="true" selection-start-line="32" selection-end-line="32" />
+        <state relative-caret-position="109">
+          <caret line="33" selection-start-line="33" selection-end-line="34" />
           <folding>
             <element signature="imports" expanded="true" />
           </folding>
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/dist/conf.properties">
+    <entry file="file://$PROJECT_DIR$/src/danielcortes/xyz/data/ConnectionHolder.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="276">
-          <caret line="23" lean-forward="true" selection-start-line="23" selection-end-line="23" />
+        <state relative-caret-position="96">
+          <caret line="30" column="15" selection-start-line="30" selection-start-column="15" selection-end-line="30" selection-end-column="15" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="jar:///usr/lib/jvm/java-11-openjdk/lib/src.zip!/java.logging/java/util/logging/Logger.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="48">
+          <caret line="27" column="7" lean-forward="true" selection-start-line="27" selection-start-column="7" selection-end-line="27" selection-end-column="7" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="jar:///usr/lib/jvm/java-11-openjdk/lib/src.zip!/java.logging/java/util/logging/Level.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="-2151">
+          <caret line="77" column="13" selection-start-line="77" selection-start-column="13" selection-end-line="77" selection-end-column="13" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/danielcortes/xyz/data/SQLiteConnectionHolder.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="240">
+          <caret line="48" column="59" lean-forward="true" selection-start-line="48" selection-start-column="59" selection-end-line="48" selection-end-column="59" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/danielcortes/xyz/models/calculo_fondo/SQLiteCalculoFondoDAO.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="1884">
+          <caret line="190" lean-forward="true" selection-start-line="190" selection-end-line="190" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/danielcortes/xyz/models/caja/SQLiteCajaDAO.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="362">
+          <caret line="188" column="25" selection-start-line="188" selection-start-column="25" selection-end-line="188" selection-end-column="25" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/dist/execution.log">
+      <provider editor-type-id="text-editor">
+        <state relative-caret-position="216">
+          <caret line="18" column="79" selection-start-line="18" selection-start-column="79" selection-end-line="18" selection-end-column="79" />
+        </state>
+      </provider>
+      <provider selected="true" editor-type-id="LogFileEditorProvider">
+        <state relative-caret-position="398">
+          <caret line="64" lean-forward="true" selection-start-line="64" selection-end-line="64" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/dist/logs.xml">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="141">
+          <caret line="121" column="27" selection-start-line="121" selection-start-column="22" selection-end-line="121" selection-end-column="27" />
+          <folding>
+            <element signature="n#record#0;n#log#0;n#!!top" />
+            <element signature="n#record#1;n#log#0;n#!!top" />
+            <element signature="n#record#2;n#log#0;n#!!top" />
+            <element signature="n#record#3;n#log#0;n#!!top" />
+            <element signature="n#record#4;n#log#0;n#!!top" />
+            <element signature="n#record#5;n#log#0;n#!!top" />
+            <element signature="n#record#6;n#log#0;n#!!top" />
+            <element signature="n#record#7;n#log#0;n#!!top" />
+            <element signature="n#record#8;n#log#0;n#!!top" />
+            <element signature="n#record#10;n#log#0;n#!!top" />
+            <element signature="n#record#11;n#log#0;n#!!top" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/dist/logging.properties">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="326">
+          <caret line="28" column="48" selection-start-line="28" selection-start-column="48" selection-end-line="28" selection-end-column="48" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/danielcortes/xyz/Main.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="428">
+          <caret line="72" selection-start-line="72" selection-end-line="72" />
         </state>
       </provider>
     </entry>
@@ -1703,9 +1669,9 @@
         <settings>
           <artifact-editor>
             <show-content>
+              <type id="library" />
               <type id="jpa-descriptors" />
               <type id="javaee-facet-resources" />
-              <type id="library" />
               <type id="artifact" />
             </show-content>
           </artifact-editor>
@@ -1782,7 +1748,7 @@
       </state>
       <state key="ProjectLibrariesConfigurable.UI">
         <settings>
-          <last-edited>org.apache.poi:poi:4.0.1</last-edited>
+          <last-edited>forms_rt</last-edited>
           <splitter-proportions>
             <option name="proportions">
               <list>
diff --git a/dist/Programa Caja.jar b/dist/Programa Caja.jar
index 42dc59e..ff01140 100644
Binary files a/dist/Programa Caja.jar and b/dist/Programa Caja.jar differ
diff --git a/dist/logging.properties b/dist/logging.properties
new file mode 100644
index 0000000..cc52969
--- /dev/null
+++ b/dist/logging.properties
@@ -0,0 +1,35 @@
+#
+# MIT License
+#
+# Copyright (c) 2018-2019 Daniel Cortes
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+#
+
+#handlers= java.util.logging.ConsoleHandler
+handlers= java.util.logging.FileHandler
+
+java.util.logging.FileHandler.level = ALL
+java.util.logging.FileHandler.pattern = logs.xml
+java.util.logging.FileHandler.formatter = java.util.logging.XMLFormatter
+
+#java.util.logging.ConsoleHandler.level = ALL
+#java.util.logging.ConsoleHandler.formatter=java.util.logging.SimpleFormatter
+
+danielcortes.level= FINE
\ No newline at end of file
diff --git a/src/danielcortes/xyz/Main.java b/src/danielcortes/xyz/Main.java
index 1d65e59..f84eca6 100644
--- a/src/danielcortes/xyz/Main.java
+++ b/src/danielcortes/xyz/Main.java
@@ -29,7 +29,9 @@ import danielcortes.xyz.data.Configuration;
 import danielcortes.xyz.views.ManagerView;
 
 import javax.swing.*;
+import java.util.Arrays;
 import java.util.Locale;
+import java.util.logging.*;
 
 public class Main {
     public static void main(String[] args) {
@@ -37,7 +39,7 @@ public class Main {
     }
 
     private static void run() {
-        setSystemProperties();
+        setUpSystemProperties();
 
         ManagerView view = new ManagerView();
         ManagerController managerController = new ManagerController(view);
@@ -56,7 +58,7 @@ public class Main {
     }
 
 
-    private static void setSystemProperties() {
+    private static void setUpSystemProperties() {
         System.setProperty("awt.useSystemAAFontSettings", "on");
         System.setProperty("swing.aatext", "true");
 
@@ -67,8 +69,6 @@ public class Main {
         }
 
         Locale.setDefault(new Locale("es"));
-
     }
-
 }
 
diff --git a/src/danielcortes/xyz/data/Configuration.java b/src/danielcortes/xyz/data/Configuration.java
index 7e5f08e..ac21142 100644
--- a/src/danielcortes/xyz/data/Configuration.java
+++ b/src/danielcortes/xyz/data/Configuration.java
@@ -27,21 +27,29 @@ package danielcortes.xyz.data;
 import java.io.FileInputStream;
 import java.io.IOException;
 import java.util.Properties;
+import java.util.logging.Level;
+import java.util.logging.Logger;
 
 public class Configuration {
+    private static final Logger LOGGER = Logger.getLogger( Configuration.class.getName() );
+
     private static final Properties config;
 
     static {
         config = new Properties();
 
         try {
+            LOGGER.log(Level.INFO, "Leyendo y llenando el objeto de properties");
+
             FileInputStream in = new FileInputStream("conf.properties");
             config.load(in);
             in.close();
-        } catch (IOException e) {
-            System.err.println("Couldn't load properties! The application will close");
 
-            e.printStackTrace();
+            LOGGER.log(Level.INFO, "El objeto de properties se a llenado correctamente");
+
+        } catch (IOException e) {
+            LOGGER.log(Level.SEVERE, e.toString(), e);
+            System.exit(1);
         }
     }
 
diff --git a/src/danielcortes/xyz/data/SQLiteConnectionHolder.java b/src/danielcortes/xyz/data/SQLiteConnectionHolder.java
index 25188c2..b8a7c79 100644
--- a/src/danielcortes/xyz/data/SQLiteConnectionHolder.java
+++ b/src/danielcortes/xyz/data/SQLiteConnectionHolder.java
@@ -27,8 +27,13 @@ package danielcortes.xyz.data;
 import java.sql.Connection;
 import java.sql.DriverManager;
 import java.sql.SQLException;
+import java.util.logging.Level;
+import java.util.logging.Logger;
 
 public class SQLiteConnectionHolder implements ConnectionHolder {
+    private static final Logger LOGGER = Logger.getLogger( Configuration.class.getName() );
+
+
     private String databaseURI;
 
     public SQLiteConnectionHolder() {
@@ -42,8 +47,9 @@ public class SQLiteConnectionHolder implements ConnectionHolder {
         try {
             Class.forName("org.sqlite.JDBC");
             con = DriverManager.getConnection(databaseURI);
+            LOGGER.log(Level.FINER, "Creada conexion a base de datos SQLITE");
         } catch (ClassNotFoundException e) {
-            e.printStackTrace();
+            LOGGER.log(Level.SEVERE, e.toString(), e);
             System.exit(133);
         }
 
diff --git a/src/danielcortes/xyz/models/caja/SQLiteCajaDAO.java b/src/danielcortes/xyz/models/caja/SQLiteCajaDAO.java
index 7eca09a..e1004bc 100644
--- a/src/danielcortes/xyz/models/caja/SQLiteCajaDAO.java
+++ b/src/danielcortes/xyz/models/caja/SQLiteCajaDAO.java
@@ -24,6 +24,7 @@
 
 package danielcortes.xyz.models.caja;
 
+import danielcortes.xyz.data.Configuration;
 import danielcortes.xyz.data.SQLiteConnectionHolder;
 import danielcortes.xyz.models.documentos.Documentos;
 import danielcortes.xyz.models.documentos.DocumentosDAO;
@@ -39,8 +40,12 @@ import java.sql.SQLException;
 import java.time.LocalDate;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.logging.Level;
+import java.util.logging.Logger;
 
 public class SQLiteCajaDAO extends CajaDAO {
+    private static final Logger LOGGER = Logger.getLogger( Configuration.class.getName() );
+
     public SQLiteCajaDAO() {
         this.connectionHolder = new SQLiteConnectionHolder();
     }
@@ -49,15 +54,18 @@ public class SQLiteCajaDAO extends CajaDAO {
     public List<Caja> findAll() {
         List<Caja> cajaList = new ArrayList<>();
         try (Connection conn = connectionHolder.getConnection()) {
+            String query = "select * from caja";
             PreparedStatement ps = conn.prepareStatement("select * from caja");
             ResultSet rs = ps.executeQuery();
 
+            LOGGER.log(Level.FINE, "Se ejecuta query: {0}", query);
+
             cajaList = this.cajasFromResultSet(rs);
 
             rs.close();
             ps.close();
         } catch (SQLException e) {
-            e.printStackTrace();
+            LOGGER.log(Level.SEVERE, e.toString(), e);
         }
 
         return cajaList;
@@ -67,18 +75,19 @@ public class SQLiteCajaDAO extends CajaDAO {
     public Caja findById(int id) {
         Caja caja = null;
         try (Connection conn = connectionHolder.getConnection()) {
-            PreparedStatement ps = conn.prepareStatement("select * from caja where id = ?");
-
+            String query = "select * from caja where id = ?";
+            PreparedStatement ps = conn.prepareStatement(query);
             ps.setInt(1, id);
-
             ResultSet rs = ps.executeQuery();
 
+            LOGGER.log(Level.FINE, "Se ejecuta query: {0}, con id = {1}", new Object[]{query, id});
+
             caja = this.cajasFromResultSet(rs).get(0);
 
             rs.close();
             ps.close();
         } catch (SQLException e) {
-            e.printStackTrace();
+            LOGGER.log(Level.SEVERE, e.toString(), e);
         }
         return caja;
     }
@@ -87,12 +96,14 @@ public class SQLiteCajaDAO extends CajaDAO {
     public Caja findByFecha(LocalDate fecha) {
         Caja caja = null;
         try (Connection conn = connectionHolder.getConnection()) {
-            PreparedStatement ps = conn.prepareStatement("select * from caja where fecha = ?");
+            String query = "select * from caja where fecha = ?";
 
+            PreparedStatement ps = conn.prepareStatement(query);
             ps.setString(1, fecha.toString());
-
             ResultSet rs = ps.executeQuery();
 
+            LOGGER.log(Level.FINE, "Se ejecuta query: {0}, con fecha = {1}", new Object[]{query, fecha});
+
             List<Caja> cajaList = this.cajasFromResultSet(rs);
 
             if (cajaList.size() > 0) {
@@ -102,7 +113,7 @@ public class SQLiteCajaDAO extends CajaDAO {
             rs.close();
             ps.close();
         } catch (SQLException e) {
-            e.printStackTrace();
+            LOGGER.log(Level.SEVERE, e.toString(), e);
         }
         return caja;
     }
@@ -111,22 +122,30 @@ public class SQLiteCajaDAO extends CajaDAO {
     public boolean insertCaja(Caja caja) {
         int updates;
         try (Connection conn = connectionHolder.getConnection()) {
-            PreparedStatement ps = conn.prepareStatement("insert into caja (fecha) values (?)");
-
+            String query = "insert into caja (fecha) values (?)";
+            PreparedStatement ps = conn.prepareStatement(query);
             ps.setString(1, caja.getFecha().toString());
-
             updates = ps.executeUpdate();
+
+
+            LOGGER.log(Level.FINE, "Se ejecuta query: {0}, con fecha = {1}", new Object[]{query, caja.getFecha().toString()});
+
             ps.close();
 
+
+            query = "select last_insert_rowid()";
             ps = conn.prepareStatement("select last_insert_rowid()");
             ResultSet rs = ps.executeQuery();
+
+            LOGGER.log(Level.FINE, "Se ejecuta query: {0}", new Object[]{query});
+
             rs.next();
             caja.setId(rs.getInt(1));
 
             rs.close();
             ps.close();
         } catch (SQLException e) {
-            e.printStackTrace();
+            LOGGER.log(Level.SEVERE, e.toString(), e);
             return false;
         }
         return updates > 0;
@@ -136,15 +155,17 @@ public class SQLiteCajaDAO extends CajaDAO {
     public boolean updateCaja(Caja caja) {
         int updates;
         try (Connection conn = connectionHolder.getConnection()) {
-            PreparedStatement ps = conn.prepareStatement("update caja set fecha = ? where id = ?");
+            String query = "update caja set fecha = ? where id = ?";
+            PreparedStatement ps = conn.prepareStatement(query);
             ps.setString(1, caja.getFecha().toString());
             ps.setInt(2, caja.getId());
-
             updates = ps.executeUpdate();
 
+            LOGGER.log(Level.FINE, "Se ejecuta query: {0}, con fecha = {1} y id = {2}", new Object[]{query, caja.getFecha(), caja.getId()});
+
             ps.close();
-        } catch (SQLException e) {
-            e.printStackTrace();
+        }  catch (SQLException e) {
+            LOGGER.log(Level.SEVERE, e.toString(), e);
             return false;
         }
         return updates > 0;
@@ -155,6 +176,8 @@ public class SQLiteCajaDAO extends CajaDAO {
         LocalDate date = month.withDayOfMonth(1);
         LocalDate endDate = date.withDayOfMonth(date.lengthOfMonth()).plusDays(1);
 
+        LOGGER.log(Level.FINE, "Se intentara crear las cajas para un mes para las fechas entre {0} y {1}", new Object[]{date, endDate});
+
         while (date.isBefore(endDate)) {
             if (this.findByFecha(date) != null) {
                 date = date.plusDays(1);
@@ -177,6 +200,5 @@ public class SQLiteCajaDAO extends CajaDAO {
 
             date = date.plusDays(1);
         }
-
     }
 }
diff --git a/src/danielcortes/xyz/models/calculo_fondo/SQLiteCalculoFondoDAO.java b/src/danielcortes/xyz/models/calculo_fondo/SQLiteCalculoFondoDAO.java
index de47be9..1a79cbd 100644
--- a/src/danielcortes/xyz/models/calculo_fondo/SQLiteCalculoFondoDAO.java
+++ b/src/danielcortes/xyz/models/calculo_fondo/SQLiteCalculoFondoDAO.java
@@ -24,6 +24,7 @@
 
 package danielcortes.xyz.models.calculo_fondo;
 
+import danielcortes.xyz.data.Configuration;
 import danielcortes.xyz.data.SQLiteConnectionHolder;
 import danielcortes.xyz.models.caja.Caja;
 
@@ -33,8 +34,12 @@ import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.logging.Level;
+import java.util.logging.Logger;
 
 public class SQLiteCalculoFondoDAO extends CalculoFondoDAO {
+    private static final Logger LOGGER = Logger.getLogger(Configuration.class.getName());
+
     public SQLiteCalculoFondoDAO() {
         this.connectionHolder = new SQLiteConnectionHolder();
     }
@@ -43,15 +48,18 @@ public class SQLiteCalculoFondoDAO extends CalculoFondoDAO {
     public List<CalculoFondo> findAll() {
         List<CalculoFondo> calculoFondoList = new ArrayList<>();
         try (Connection conn = connectionHolder.getConnection()) {
-            PreparedStatement ps = conn.prepareStatement("select * from calculo_fondo");
+            String query = "select * from calculo_fondo";
+            PreparedStatement ps = conn.prepareStatement(query);
             ResultSet rs = ps.executeQuery();
 
+            LOGGER.log(Level.FINE, "Se ejecuta query: {0}", query);
+
             calculoFondoList = this.cajasFromResultSet(rs);
 
             rs.close();
             ps.close();
         } catch (SQLException e) {
-            e.printStackTrace();
+            LOGGER.log(Level.SEVERE, e.toString(), e);
         }
         return calculoFondoList;
     }
@@ -60,17 +68,19 @@ public class SQLiteCalculoFondoDAO extends CalculoFondoDAO {
     public List<CalculoFondo> findByCaja(Caja caja) {
         List<CalculoFondo> calculoFondoList = new ArrayList<>();
         try (Connection conn = connectionHolder.getConnection()) {
-            PreparedStatement ps = conn.prepareStatement("select * from calculo_fondo where caja_id = ?");
+            String query = "select * from calculo_fondo where caja_id = ?";
+            PreparedStatement ps = conn.prepareStatement(query);
             ps.setInt(1, caja.getId());
-
             ResultSet rs = ps.executeQuery();
 
+            LOGGER.log(Level.FINE, "Se ejecuta query: {0} con caja_id = {1}", new Object[]{query, caja.getId()});
+
             calculoFondoList = this.cajasFromResultSet(rs);
 
             rs.close();
             ps.close();
         } catch (SQLException e) {
-            e.printStackTrace();
+            LOGGER.log(Level.SEVERE, e.toString(), e);
         }
         return calculoFondoList;
     }
@@ -79,16 +89,19 @@ public class SQLiteCalculoFondoDAO extends CalculoFondoDAO {
     public CalculoFondo findById(int id) {
         CalculoFondo calculoFondo = null;
         try (Connection conn = connectionHolder.getConnection()) {
-            PreparedStatement ps = conn.prepareStatement("select * from calculo_fondo where id = ?");
+            String query = "select * from calculo_fondo where id = ?";
+            PreparedStatement ps = conn.prepareStatement(query);
             ps.setInt(1, id);
             ResultSet rs = ps.executeQuery();
 
+            LOGGER.log(Level.FINE, "Se ejecuta query: {0} con id = {1}", new Object[]{query, id});
+
             calculoFondo = this.cajasFromResultSet(rs).get(0);
 
             rs.close();
             ps.close();
         } catch (SQLException e) {
-            e.printStackTrace();
+            LOGGER.log(Level.SEVERE, e.toString(), e);
         }
         return calculoFondo;
     }
@@ -97,23 +110,28 @@ public class SQLiteCalculoFondoDAO extends CalculoFondoDAO {
     public boolean insertCalculoFondo(CalculoFondo calculoFondo) {
         int updates;
         try (Connection conn = connectionHolder.getConnection()) {
-            PreparedStatement ps = conn.prepareStatement("insert into calculo_fondo (valor, descripcion, caja_id) values (?, ?, ?)");
+            String query = "insert into calculo_fondo (valor, descripcion, caja_id) values (?, ?, ?)";
+            PreparedStatement ps = conn.prepareStatement(query);
             ps.setInt(1, calculoFondo.getValor());
             ps.setString(2, calculoFondo.getDescripcion());
             ps.setInt(3, calculoFondo.getCaja().getId());
 
             updates = ps.executeUpdate();
+            LOGGER.log(Level.FINE, "Se ejecuta query: {0} con valor = {1}, descripcion = {2}, caja_id = {3}. se realizaron {4} updates", new Object[]{query, calculoFondo.getValor(), calculoFondo.getDescripcion(), calculoFondo.getCaja().getId(), updates});
+
             ps.close();
 
             ps = conn.prepareStatement("select last_insert_rowid()");
             ResultSet rs = ps.executeQuery();
+            LOGGER.log(Level.FINE, "Se ejecuta query: {0}", query);
+
             rs.next();
             calculoFondo.setId(rs.getInt(1));
 
             rs.close();
             ps.close();
         } catch (SQLException e) {
-            e.printStackTrace();
+            LOGGER.log(Level.SEVERE, e.toString(), e);
             return false;
         }
         return updates > 0;
@@ -123,17 +141,19 @@ public class SQLiteCalculoFondoDAO extends CalculoFondoDAO {
     public boolean updateCalculoFondo(CalculoFondo calculoFondo) {
         int updates;
         try (Connection conn = connectionHolder.getConnection()) {
-            PreparedStatement ps = conn.prepareStatement("update calculo_fondo set valor = ?, descripcion = ?, caja_id = ?  where id = ?");
+            String query = "update calculo_fondo set valor = ?, descripcion = ?, caja_id = ?  where id = ?";
+            PreparedStatement ps = conn.prepareStatement(query);
             ps.setInt(1, calculoFondo.getValor());
             ps.setString(2, calculoFondo.getDescripcion());
             ps.setInt(3, calculoFondo.getCaja().getId());
             ps.setInt(4, calculoFondo.getId());
 
             updates = ps.executeUpdate();
+            LOGGER.log(Level.FINE, "Se ejecuta query: {0} con valor = {1}, descripcion = {2}, caja_id = {3}, id = {4}. se realizaron {5} updates", new Object[]{query, calculoFondo.getValor(), calculoFondo.getDescripcion(), calculoFondo.getCaja().getId(), calculoFondo.getId(), updates});
 
             ps.close();
         } catch (SQLException e) {
-            e.printStackTrace();
+            LOGGER.log(Level.SEVERE, e.toString(), e);
             return false;
         }
         return updates > 0;
@@ -143,14 +163,16 @@ public class SQLiteCalculoFondoDAO extends CalculoFondoDAO {
     public boolean deleteCalculoFondo(CalculoFondo calculoFondo) {
         int updates;
         try (Connection conn = connectionHolder.getConnection()) {
-            PreparedStatement ps = conn.prepareStatement("delete from calculo_fondo where id = ?");
+            String query = "delete from calculo_fondo where id = ?";
+            PreparedStatement ps = conn.prepareStatement(query);
             ps.setInt(1, calculoFondo.getId());
-
             updates = ps.executeUpdate();
 
+            LOGGER.log(Level.FINE, "Se ejecuta query: {0} con id = {1}. Se realizaron {2} updates", new Object[]{query, calculoFondo.getId(), updates});
+
             ps.close();
         } catch (SQLException e) {
-            e.printStackTrace();
+            LOGGER.log(Level.SEVERE, e.toString(), e);
             return false;
         }
         return updates > 0;
@@ -160,16 +182,19 @@ public class SQLiteCalculoFondoDAO extends CalculoFondoDAO {
     public int getTotalCalculoFondo(Caja caja) {
         int sum = 0;
         try (Connection conn = connectionHolder.getConnection()) {
-            PreparedStatement ps = conn.prepareStatement("select sum(valor) from calculo_fondo where caja_id = ?");
+            String query =  "select sum(valor) from calculo_fondo where caja_id = ?";
+            PreparedStatement ps = conn.prepareStatement(query);
             ps.setInt(1, caja.getId());
-
             ResultSet rs = ps.executeQuery();
+
+            LOGGER.log(Level.FINE, "Se ejecuta query: {0} con caja_id = {1}", new Object[]{query, caja.getId()});
+
             rs.next();
             sum = rs.getInt(1);
 
             ps.close();
         } catch (SQLException e) {
-            e.printStackTrace();
+            LOGGER.log(Level.SEVERE, e.toString(), e);
         }
         return sum;
     }