diff --git a/.settings/org.eclipse.wst.common.component b/.settings/org.eclipse.wst.common.component
index d879dbe..99f9c8e 100644
--- a/.settings/org.eclipse.wst.common.component
+++ b/.settings/org.eclipse.wst.common.component
@@ -5,6 +5,9 @@
         <wb-resource deploy-path="/WEB-INF/classes" source-path="/target/generated-sources/gwt"/>
         <wb-resource deploy-path="/WEB-INF/classes" source-path="/src/main/java"/>
         <wb-resource deploy-path="/WEB-INF/classes" source-path="/src/main/resources"/>
+        <dependent-module archiveName="workspace-tree-widget-6.6.0-SNAPSHOT.jar" deploy-path="/WEB-INF/lib" handle="module:/resource/WorkspaceTree/WorkspaceTree">
+            <dependency-type>uses</dependency-type>
+        </dependent-module>
     <property name="java-output-path" value="/${module}/target/www/WEB-INF/classes"/>
         <property name="context-root" value="workspace"/>
   </wb-module>
diff --git a/pom.xml b/pom.xml
index 09f4dab..888e765 100644
--- a/pom.xml
+++ b/pom.xml
@@ -164,21 +164,28 @@
 			<groupId>org.gcube.portlets.user</groupId>
 			<artifactId>workspace-tree-widget</artifactId>
 			<version>[6.0.0-SNAPSHOT, 7.0.0-SNAPSHOT)</version>
-<!-- 			<scope>provided</scope> -->
+			<scope>compile</scope>
 		</dependency>
 
 		<!-- WSLT dependencies -->
 		<dependency>
 			<groupId>org.gcube.portlets.widgets</groupId>
 			<artifactId>workspace-light-tree</artifactId>
-<!-- 			<scope>provided</scope> -->
+			<scope>compile</scope>
+		</dependency>
+		
+		<dependency>
+			<groupId>org.gcube.portlets.widgets</groupId>
+			<artifactId>fileupload-progress-bar</artifactId>
+			<version>[1.0.0-SNAPSHOT, 2.0.0-SNAPSHOT)</version>
+			<scope>compile</scope>
 		</dependency>
 
 		<dependency>
 			<groupId>org.gcube.portlets.widgets</groupId>
 			<artifactId>wsmail-widget</artifactId>
 			<version>[1.1.0-SNAPSHOT, 2.0.0-SNAPSHOT)</version>
-			<!-- <scope>provided</scope> -->
+			<scope>compile</scope>
 		</dependency>
 
 		<dependency>
diff --git a/src/main/java/org/gcube/portlets/user/workspace/client/AppController.java b/src/main/java/org/gcube/portlets/user/workspace/client/AppController.java
index 61a2cf8..5635cc6 100644
--- a/src/main/java/org/gcube/portlets/user/workspace/client/AppController.java
+++ b/src/main/java/org/gcube/portlets/user/workspace/client/AppController.java
@@ -212,6 +212,7 @@ public class AppController implements SubscriberInterface {
 		//PASTE EVENT
 		eventBus.addHandler(PasteItemEvent.TYPE, new PasteItemEventHandler() {
 			
+			
 			@Override
 			public void onCopyAndPaste(PasteItemEvent pasteItemEvent) {
 				
@@ -227,9 +228,11 @@ public class AppController implements SubscriberInterface {
 						
 				}
 				
+				wsPortlet.getGridGroupContainer().mask(ConstantsExplorer.VALIDATINGOPERATION,ConstantsExplorer.LOADINGSTYLE);
+				
 				if(folderDestinationId!=null){
 //					Info.display("Info", "pasting...");
-					AppControllerExplorer.getEventBus().fireEvent(new PasteItemEvent(pasteItemEvent.getItemId(), folderDestinationId));
+					AppControllerExplorer.getEventBus().fireEvent(new PasteItemEvent(pasteItemEvent.getIds(), folderDestinationId));
 				}
 			}
 		});
@@ -1433,6 +1436,8 @@ public class AppController implements SubscriberInterface {
 		
 		resetSmartFolderSelected();
 		
+		GWT.log("refreshFolder method, forceRefresh is :" +forceRefresh);
+		
 		if(folderTarget!=null){
 			
 			if(forceRefresh){
@@ -1440,7 +1445,7 @@ public class AppController implements SubscriberInterface {
 				//FORCED REFRESH FOLDER
 				FileGridModel folder = wsPortlet.getGridGroupContainer().getFileGridModelByIdentifier(folderTarget.getIdentifier());
 				
-				GWT.log("force refresh folder :" +folder);
+				GWT.log("force refresh, folder :" +folder);
 	
 				updateStoreByRpc(folderTarget);
 				
@@ -1547,8 +1552,8 @@ public class AppController implements SubscriberInterface {
 	 */
 	@Override
 	public void pasteEventIsCompleted() {
-		
-		Info.display("Info", "paste submitting...");
+		wsPortlet.getGridGroupContainer().unmask();
+//		Info.display("Info", "paste submitting...");
 		wsPortlet.getGxtCardLayoutResultPanel().getToolBarItemFunctionalities().activePasteButton(false);
 		
 	}
diff --git a/src/main/java/org/gcube/portlets/user/workspace/client/view/toolbars/GxtToolBarItemFunctionality.java b/src/main/java/org/gcube/portlets/user/workspace/client/view/toolbars/GxtToolBarItemFunctionality.java
index 26478df..53fc4dc 100644
--- a/src/main/java/org/gcube/portlets/user/workspace/client/view/toolbars/GxtToolBarItemFunctionality.java
+++ b/src/main/java/org/gcube/portlets/user/workspace/client/view/toolbars/GxtToolBarItemFunctionality.java
@@ -308,13 +308,19 @@ public class GxtToolBarItemFunctionality {
 		
 		btnCopyItem.addSelectionListener(new SelectionListener<ButtonEvent>() {  
 			public void componentSelected(ButtonEvent ce) {  
-				
-				final FileGridModel fileGridModel = gridGroupViewContainer.getSelectedItem();
-				
-				if(fileGridModel.getIdentifier()!=null){
-					CopyAndPaste.copy(fileGridModel.getIdentifier());
+
+				List<String> listTarget = gridGroupViewContainer.getIdsSelectedItems();
+				if(listTarget!=null && listTarget.size()>0){
+					CopyAndPaste.copy(listTarget);
 					btnPasteItem.setEnabled(true);
 				}
+				
+//				final FileGridModel fileGridModel = gridGroupViewContainer.getSelectedItem();
+//				
+//				if(fileGridModel.getIdentifier()!=null){
+//					CopyAndPaste.copy(fileGridModel.getIdentifier());
+//					btnPasteItem.setEnabled(true);
+//				}
 
 			}  
 		}); 
@@ -330,8 +336,8 @@ public class GxtToolBarItemFunctionality {
 				if(parentTarget!=null)
 					parentId=parentTarget.getIdentifier();
 				
-				AppController.getEventBus().fireEvent(new PasteItemEvent(CopyAndPaste.getCopiedfileModelId(), parentId));
-				CopyAndPaste.setCopiedfileModelId(null);
+				AppController.getEventBus().fireEvent(new PasteItemEvent(CopyAndPaste.getCopiedIdsFilesModel(), parentId));
+				CopyAndPaste.setCopiedIdsFileModels(null);
 				btnPasteItem.setEnabled(false);
 
 			}  
@@ -646,13 +652,15 @@ public class GxtToolBarItemFunctionality {
 	}
 	
 	public void activeButtonForMultiSelection(boolean active){
-		this.btnRemoveItem.setEnabled(active);
 		this.btnRenameItem.setEnabled(!active);
 		this.btnDownloadFile.setEnabled(!active);
 		this.btnOpen.setEnabled(!active);
-		this.btnCopyItem.setEnabled(!active);
 		this.btnGetSharedLink.setEnabled(!active);
 		this.btnPublicLink.setEnabled(!active);
+		
+		//ONLY ENABLED
+		this.btnRemoveItem.setEnabled(active);
+		this.btnCopyItem.setEnabled(active);
 	}
 
 	public ToolBar getToolBar() {