Index: src/main/java/org/apache/maven/continuum/web/action/ProjectViewAction.java
===================================================================
--- src/main/java/org/apache/maven/continuum/web/action/ProjectViewAction.java	(revision 429253)
+++ src/main/java/org/apache/maven/continuum/web/action/ProjectViewAction.java	(working copy)
@@ -49,9 +49,9 @@
         }
         catch ( ContinuumException e )
         {
-            addActionMessage( "Can't get project informations (id=" + projectId + ") : " + e.getMessage() );
+            addActionMessage( "Can't get project informations (id=" + projectId + ")" );
 
-            e.printStackTrace();
+            getLogger().error( "Can't get project informations (id=" + projectId + ")", e );
 
             return ERROR;
         }
Index: src/main/java/org/apache/maven/continuum/web/action/DeleteNotifierAction.java
===================================================================
--- src/main/java/org/apache/maven/continuum/web/action/DeleteNotifierAction.java	(revision 429253)
+++ src/main/java/org/apache/maven/continuum/web/action/DeleteNotifierAction.java	(working copy)
@@ -50,9 +50,9 @@
         }
         catch ( ContinuumException e )
         {
-            addActionMessage( "Can't delete notifier (id=" + notifierId + ") for project " + projectId + " : " + e.getMessage() );
+            addActionMessage( "Can't delete notifier (id=" + notifierId + ") for project " + projectId );
 
-            e.printStackTrace();
+            getLogger().error( "Can't delete notifier (id=" + notifierId + ") for project " + projectId, e );
 
             return ERROR;
         }
Index: src/main/java/org/apache/maven/continuum/web/action/EditScheduleAction.java
===================================================================
--- src/main/java/org/apache/maven/continuum/web/action/EditScheduleAction.java	(revision 429253)
+++ src/main/java/org/apache/maven/continuum/web/action/EditScheduleAction.java	(working copy)
@@ -75,8 +75,11 @@
         }
         catch ( ContinuumException e )
         {
-            // TODO Auto-generated catch block
-            e.printStackTrace();
+            addActionError( "Can't update schedule (id=" + name + ")" );
+
+            getLogger().error( "Can't update schedule (id=" + name + ")", e );
+
+            return ERROR;
         }
         return SUCCESS;
     }
@@ -90,7 +93,11 @@
         }
         catch ( ContinuumException e )
         {
-            e.printStackTrace();
+            addActionError( "Can't get schedule (id=" + name + ")" );
+
+            getLogger().error( "Can't get schedule (id=" + name + ")", e );
+
+            return ERROR;
         }
 
         active = schedule.isActive();
Index: src/main/java/org/apache/maven/continuum/web/action/AddScheduleAction.java
===================================================================
--- src/main/java/org/apache/maven/continuum/web/action/AddScheduleAction.java	(revision 429253)
+++ src/main/java/org/apache/maven/continuum/web/action/AddScheduleAction.java	(working copy)
@@ -62,7 +62,11 @@
         }
         catch ( ContinuumException e )
         {
-            e.printStackTrace();
+            addActionMessage( "Can't add Schedule: " + name );
+
+            getLogger().error( "Can't add Schedule: " + name, e );
+
+            return ERROR;
         }
         return SUCCESS;
     }
Index: src/main/java/org/apache/maven/continuum/web/action/ConfigurationAction.java
===================================================================
--- src/main/java/org/apache/maven/continuum/web/action/ConfigurationAction.java	(revision 429253)
+++ src/main/java/org/apache/maven/continuum/web/action/ConfigurationAction.java	(working copy)
@@ -94,8 +94,10 @@
         }
         catch ( ConfigurationStoringException e )
         {
-            addActionError( "Can't store configuration :" + e.getMessage() );
+            addActionError( "Can't store configuration" );
 
+            getLogger().error( "Can't store configuration", e );
+
             return INPUT;
         }
 
Index: src/main/java/org/apache/maven/continuum/web/action/AbstractNotifierEditAction.java
===================================================================
--- src/main/java/org/apache/maven/continuum/web/action/AbstractNotifierEditAction.java	(revision 429253)
+++ src/main/java/org/apache/maven/continuum/web/action/AbstractNotifierEditAction.java	(working copy)
@@ -86,10 +86,9 @@
         }
         catch ( ContinuumException e )
         {
-            addActionMessage( "Can't update notifier (id=" + notifierId + ") for project " + projectId + " : "
-                + e.getMessage() );
+            addActionMessage( "Can't update notifier (id=" + notifierId + ") for project " + projectId );
 
-            e.printStackTrace();
+            getLogger().error( "Can't update notifier (id=" + notifierId + ") for project " + projectId, e );
 
             return ERROR;
         }
@@ -110,10 +109,9 @@
         }
         catch ( ContinuumException e )
         {
-            addActionMessage( "Can't get notifier informations (id=" + notifierId + ") for project " + projectId
-                + " : " + e.getMessage() );
+            addActionMessage( "Can't get notifier informations (id=" + notifierId + ") for project " + projectId );
 
-            e.printStackTrace();
+            getLogger().error( "Can't get notifier informations (id=" + notifierId + ") for project " + projectId, e );
 
             return ERROR;
         }
Index: src/main/java/org/apache/maven/continuum/web/action/WorkingCopyAction.java
===================================================================
--- src/main/java/org/apache/maven/continuum/web/action/WorkingCopyAction.java	(revision 429253)
+++ src/main/java/org/apache/maven/continuum/web/action/WorkingCopyAction.java	(working copy)
@@ -89,9 +89,9 @@
         }
         catch ( ContinuumException e )
         {
-            addActionError( "Can't get file list for project (id=" + projectId + ") : " + e.getMessage() );
+            addActionError( "Can't get file list for project (id=" + projectId + ")" );
 
-            e.printStackTrace();
+            getLogger().error( "Can't get file list for project (id=" + projectId + ")", e );
 
             return ERROR;
         }
Index: src/main/java/org/apache/maven/continuum/web/action/ProjectEditAction.java
===================================================================
--- src/main/java/org/apache/maven/continuum/web/action/ProjectEditAction.java	(revision 429253)
+++ src/main/java/org/apache/maven/continuum/web/action/ProjectEditAction.java	(working copy)
@@ -61,9 +61,9 @@
         }
         catch ( ContinuumException e )
         {
-            addActionMessage( "Can't get project informations (id=" + projectId + ") : " + e.getMessage() );
+            addActionMessage( "Can't get project informations (id=" + projectId + ")" );
 
-            e.printStackTrace();
+            getLogger().error( "Can't get project informations (id=" + projectId + ")", e );
 
             return ERROR;
         }
@@ -86,9 +86,9 @@
         }
         catch ( ContinuumException e )
         {
-            addActionMessage( "Can't update project (id=" + projectId + ") : " + e.getMessage() );
+            addActionMessage( "Can't update project (id=" + projectId + ")" );
 
-            e.printStackTrace();
+            getLogger().error( "Can't update project (id=" + projectId + ")", e );
 
             return ERROR;
         }
@@ -104,9 +104,9 @@
         }
         catch ( ContinuumException e )
         {
-            addActionMessage( "Can't get project informations (id=" + projectId + ") : " + e.getMessage() );
+            addActionMessage( "Can't get project informations (id=" + projectId + ")" );
 
-            e.printStackTrace();
+            getLogger().error( "Can't get project informations (id=" + projectId + ")", e );
 
             return ERROR;
         }
Index: src/main/java/org/apache/maven/continuum/web/action/BuildResultsListAction.java
===================================================================
--- src/main/java/org/apache/maven/continuum/web/action/BuildResultsListAction.java	(revision 429253)
+++ src/main/java/org/apache/maven/continuum/web/action/BuildResultsListAction.java	(working copy)
@@ -52,9 +52,9 @@
         }
         catch ( ContinuumException e )
         {
-            addActionError( "Can't get build results list for project (id=" + projectId + ") : " + e.getMessage() );
+            addActionError( "Can't get build results list for project (id=" + projectId + ")" );
 
-            e.printStackTrace();
+            getLogger().error( "Can't get build results list for project (id=" + projectId + ")", e );
 
             return ERROR;
         }
Index: src/main/java/org/apache/maven/continuum/web/action/BuildDefinitionEditAction.java
===================================================================
--- src/main/java/org/apache/maven/continuum/web/action/BuildDefinitionEditAction.java	(revision 429253)
+++ src/main/java/org/apache/maven/continuum/web/action/BuildDefinitionEditAction.java	(working copy)
@@ -106,10 +106,9 @@
         }
         catch ( ContinuumException e )
         {
-            addActionMessage( "Can't update build definition (id=" + buildDefinitionId + ") for project " + projectId
-                + " : " + e.getMessage() );
+            addActionMessage( "Can't update build definition (id=" + buildDefinitionId + ") for project " + projectId );
 
-            e.printStackTrace();
+            getLogger().error( "Can't update build definition (id=" + buildDefinitionId + ") for project " + projectId, e );
 
             return ERROR;
         }
@@ -128,9 +127,10 @@
         catch ( ContinuumException e )
         {
             addActionMessage( "Can't get build definition informations (id=" + buildDefinitionId + ") for project "
-                + projectId + " : " + e.getMessage() );
+                + projectId );
 
-            e.printStackTrace();
+            getLogger().error( "Can't get build definition informations (id=" + buildDefinitionId + ") for project "
+                + projectId, e );
 
             return ERROR;
         }
@@ -153,9 +153,9 @@
         }
         catch ( ContinuumException e )
         {
-            addActionMessage( "Can't get schedules list : " + e.getMessage() );
+            addActionMessage( "Can't get schedules list" );
 
-            e.printStackTrace();
+            getLogger().error( "Can't get schedules list", e );
 
             return ERROR;
         }
Index: src/main/java/org/apache/maven/continuum/web/action/AddBuildDefinitionAction.java
===================================================================
--- src/main/java/org/apache/maven/continuum/web/action/AddBuildDefinitionAction.java	(revision 429253)
+++ src/main/java/org/apache/maven/continuum/web/action/AddBuildDefinitionAction.java	(working copy)
@@ -73,9 +73,9 @@
         }
         catch ( ContinuumException e )
         {
-            addActionMessage( "Can't get project informations for project " + projectId + " : " + e.getMessage() );
+            addActionMessage( "Can't get project informations for project " + projectId );
 
-            e.printStackTrace();
+            getLogger().error( "Can't get project informations for project " + projectId, e );
 
             return ERROR;
         }
@@ -86,9 +86,9 @@
         }
         catch ( ContinuumException e )
         {
-            addActionMessage( "Can't get schedules list : " + e.getMessage() );
+            addActionMessage( "Can't get schedules list" );
 
-            e.printStackTrace();
+            getLogger().error( "Can't get schedules list", e );
 
             return ERROR;
         }
Index: src/main/java/org/apache/maven/continuum/web/action/BuildProjectAction.java
===================================================================
--- src/main/java/org/apache/maven/continuum/web/action/BuildProjectAction.java	(revision 429253)
+++ src/main/java/org/apache/maven/continuum/web/action/BuildProjectAction.java	(working copy)
@@ -53,9 +53,9 @@
         }
         catch ( ContinuumException e )
         {
-            addActionMessage( "Can't build project (id=" + projectId + ") : " + e.getMessage() );
+            addActionMessage( "Can't build project (id=" + projectId + ")" );
 
-            e.printStackTrace();
+            getLogger().error( "Can't build project (id=" + projectId + ")", e );
 
             return ERROR;
         }
Index: src/main/java/org/apache/maven/continuum/web/action/DeleteProjectAction.java
===================================================================
--- src/main/java/org/apache/maven/continuum/web/action/DeleteProjectAction.java	(revision 429253)
+++ src/main/java/org/apache/maven/continuum/web/action/DeleteProjectAction.java	(working copy)
@@ -48,9 +48,9 @@
         }
         catch ( ContinuumException e )
         {
-            addActionMessage( "Can't delete project (id=" + projectId + ") : " + e.getMessage() );
+            addActionMessage( "Can't delete project (id=" + projectId + ")" );
 
-            e.printStackTrace();
+            getLogger().error( "Can't delete project (id=" + projectId + ")", e );
 
             return ERROR;
         }
Index: src/main/java/org/apache/maven/continuum/web/action/DeleteBuildDefinitionAction.java
===================================================================
--- src/main/java/org/apache/maven/continuum/web/action/DeleteBuildDefinitionAction.java	(revision 429253)
+++ src/main/java/org/apache/maven/continuum/web/action/DeleteBuildDefinitionAction.java	(working copy)
@@ -48,9 +48,9 @@
         }
         catch ( ContinuumException e )
         {
-            addActionMessage( "Can't delete build definition (id=" + buildDefinitionId + ") for project " + projectId + " : " + e.getMessage() );
+            addActionMessage( "Can't delete build definition (id=" + buildDefinitionId + ") for project " + projectId );
 
-            e.printStackTrace();
+            getLogger().error( "Can't delete build definition (id=" + buildDefinitionId + ") for project " + projectId, e );
 
             return ERROR;
         }
Index: src/main/java/org/apache/maven/continuum/web/action/ScheduleAction.java
===================================================================
--- src/main/java/org/apache/maven/continuum/web/action/ScheduleAction.java	(revision 429253)
+++ src/main/java/org/apache/maven/continuum/web/action/ScheduleAction.java	(working copy)
@@ -48,7 +48,11 @@
         }
         catch ( ContinuumException e )
         {
-            e.printStackTrace();
+            addActionMessage( "Can't get schedules" );
+
+            getLogger().error( "Can't get schedules", e );
+
+            return ERROR;
         }
 
         return SUCCESS;
Index: src/main/java/org/apache/maven/continuum/web/action/SummaryAction.java
===================================================================
--- src/main/java/org/apache/maven/continuum/web/action/SummaryAction.java	(revision 429253)
+++ src/main/java/org/apache/maven/continuum/web/action/SummaryAction.java	(working copy)
@@ -131,7 +131,9 @@
         }
         catch( Exception e )
         {
-            e.printStackTrace();
+            getLogger().error( "Unknown exception caught", e );
+
+            return ERROR;
         }
 
         return SUCCESS;
Index: src/main/java/org/apache/maven/continuum/web/action/BuildResultAction.java
===================================================================
--- src/main/java/org/apache/maven/continuum/web/action/BuildResultAction.java	(revision 429253)
+++ src/main/java/org/apache/maven/continuum/web/action/BuildResultAction.java	(working copy)
@@ -60,10 +60,9 @@
         }
         catch ( ContinuumException e )
         {
-            addActionError( "Can't get build result (id=" + buildId + ") for project (id=" + projectId + ") : "
-                + e.getMessage() );
+            addActionError( "Can't get build result (id=" + buildId + ") for project (id=" + projectId + ")" );
 
-            e.printStackTrace();
+            getLogger().error( "Can't get build result (id=" + buildId + ") for project (id=" + projectId + ")", e );
 
             return ERROR;
         }