diff --git a/src/main/java/org/gcube/portlets/user/databasesmanager/client/panels/GxtTreePanel.java b/src/main/java/org/gcube/portlets/user/databasesmanager/client/panels/GxtTreePanel.java
index 080fb9c..a8c4357 100644
--- a/src/main/java/org/gcube/portlets/user/databasesmanager/client/panels/GxtTreePanel.java
+++ b/src/main/java/org/gcube/portlets/user/databasesmanager/client/panels/GxtTreePanel.java
@@ -205,9 +205,13 @@ public class GxtTreePanel extends LayoutContainer {
 						// selected item has not loaded
 						if ((numChildrenFolder == 0)
 								&& (data.get(0).isLoaded() != true)) {
-
+							
+						
+							
+							treePanel.disableEvents(true);
 							// to mask the tree panel
 							treePanel.mask("Loading", "x-mask-loading");
+							
 							// selectedItem.setIsSchema(false);
 
 							switch (treeDepthSelectedItem) {
@@ -218,7 +222,10 @@ public class GxtTreePanel extends LayoutContainer {
 
 							case 2: // the selected item is the resource
 								// selectedItem.setIsSchema(false);
-								loadDBInfo(data.get(0));
+								
+								
+								loadDBInfo(data.get(0), treePanel);
+//								loadDBInfo(data.get(0));
 								break;
 
 							case 3: // the selected item is a database
@@ -377,7 +384,7 @@ public class GxtTreePanel extends LayoutContainer {
 	}
 
 	// load information fo a database
-	private void loadDBInfo(final FileModel element) {
+	private void loadDBInfo(final FileModel element, final TreePanel<FileModel> tree) {
 
 		// System.out.println("Start RPC - getDBInfo");
 
@@ -406,6 +413,10 @@ public class GxtTreePanel extends LayoutContainer {
 
 						if (treePanel.isMasked())
 							treePanel.unmask();
+						
+					
+						
+						tree.enableEvents(true);
 
 					}
 
@@ -570,6 +581,10 @@ public class GxtTreePanel extends LayoutContainer {
 
 						if (treePanel.isMasked())
 							treePanel.unmask();
+						
+						tree.enable();
+						
+						tree.enableEvents(true);
 
 					}
 
@@ -622,6 +637,8 @@ public class GxtTreePanel extends LayoutContainer {
 
 				if (treePanel.isMasked())
 					treePanel.unmask();
+				
+				treePanel.enableEvents(true);
 
 			}
 
@@ -674,6 +691,8 @@ public class GxtTreePanel extends LayoutContainer {
 
 				if (treePanel.isMasked())
 					treePanel.unmask();
+				
+				treePanel.enableEvents(true);
 
 			}
 		});
@@ -827,6 +846,8 @@ public class GxtTreePanel extends LayoutContainer {
 
 					if (treePanel.isMasked())
 						treePanel.unmask();
+					
+					treePanel.enableEvents(true);
 
 				}
 
@@ -890,6 +911,8 @@ public class GxtTreePanel extends LayoutContainer {
 				
 				if (treePanel.isMasked())
 					treePanel.unmask();
+				
+				treePanel.enableEvents(true);
 
 			}
 		});
diff --git a/src/main/java/org/gcube/portlets/user/databasesmanager/server/GWTdbManagerServiceImpl.java b/src/main/java/org/gcube/portlets/user/databasesmanager/server/GWTdbManagerServiceImpl.java
index 47998a3..2ad4138 100644
--- a/src/main/java/org/gcube/portlets/user/databasesmanager/server/GWTdbManagerServiceImpl.java
+++ b/src/main/java/org/gcube/portlets/user/databasesmanager/server/GWTdbManagerServiceImpl.java
@@ -270,11 +270,18 @@ public class GWTdbManagerServiceImpl extends RemoteServiceServlet implements
 			// System.out.println(inputParameters.get(i).getName());
 
 			rootLogger.log(Level.INFO, inputParameters.get(i).getName());
-
+			
 		}
 
 		inputParameters.get(0).setValue(dataInput.get("ResourceName"));
 		inputParameters.get(1).setValue(dataInput.get("DatabaseName"));
+		
+		rootLogger.log(Level.INFO, "ResourceName: " + dataInput.get("ResourceName"));
+
+		rootLogger.log(Level.INFO, "DatabaseName: " + dataInput.get("DatabaseName"));
+
+		
+		
 
 		String computationId = startComputation(algorithmId, inputParameters);
 
@@ -371,6 +378,7 @@ public class GWTdbManagerServiceImpl extends RemoteServiceServlet implements
 		// System.out.println("output data retrieved");
 
 		rootLogger.log(Level.SEVERE, "output data retrieved");
+		rootLogger.log(Level.SEVERE, "output data size: " + outputMap.size());
 
 //		System.out.println("size outputMap: " + outputMap.size());
 
diff --git a/src/main/resources/org/gcube/portlets/user/databasesmanager/DatabasesManager.gwt.xml b/src/main/resources/org/gcube/portlets/user/databasesmanager/DatabasesManager.gwt.xml
index 51b719a..0eb7860 100644
--- a/src/main/resources/org/gcube/portlets/user/databasesmanager/DatabasesManager.gwt.xml
+++ b/src/main/resources/org/gcube/portlets/user/databasesmanager/DatabasesManager.gwt.xml
@@ -5,7 +5,7 @@
   
   <inherits name='com.extjs.gxt.ui.GXT' />
   
-<!--      <inherits name="com.google.gwt.logging.Logging"/> -->
+     <inherits name="com.google.gwt.logging.Logging"/>
 
   <!-- We need the JUnit module in the main module,               -->
   <!-- otherwise eclipse complains (Google plugin bug?)           -->
@@ -27,8 +27,8 @@
   <source path='client' />
   <source path='shared' />
   
-<!--    <set-property name="gwt.logging.logLevel" value="SEVERE"/>   -->
-<!--    <set-property name="gwt.logging.logLevel" value="INFO"/>   -->
-<!--    <set-property name="gwt.logging.enabled" value="TRUE"/> -->
+   <set-property name="gwt.logging.logLevel" value="SEVERE"/>  
+   <set-property name="gwt.logging.logLevel" value="INFO"/>  
+   <set-property name="gwt.logging.enabled" value="TRUE"/>
 
 </module>