diff --git a/src/main/java/org/gcube/portlets/user/workspace/client/view/sharing/multisuggest/MultiDragContact.java b/src/main/java/org/gcube/portlets/user/workspace/client/view/sharing/multisuggest/MultiDragContact.java
index b0d123b..ba2b63b 100644
--- a/src/main/java/org/gcube/portlets/user/workspace/client/view/sharing/multisuggest/MultiDragContact.java
+++ b/src/main/java/org/gcube/portlets/user/workspace/client/view/sharing/multisuggest/MultiDragContact.java
@@ -124,22 +124,22 @@ public class MultiDragContact extends Dialog {
     storeTarget.sort(InfoContactModel.FULLNAME, SortDir.ASC);
     
     
-    StoreFilterField<InfoContactModel> filter = new StoreFilterField<InfoContactModel>() {  
-    	  
-        @Override  
-        protected boolean doSelect(Store<InfoContactModel> store, InfoContactModel parent,  
-        		InfoContactModel record, String property, String filter) {  
-     
-        	
-          String name = record.getName();  
-          name = name.toLowerCase();
-          if (name.contains(filter.toLowerCase())) {  
-            return true;  
-          }  
-          return false;  
-        }  
-    
-      };  
+	StoreFilterField<InfoContactModel> filter = new StoreFilterField<InfoContactModel>() {
+
+		@Override
+		protected boolean doSelect(Store<InfoContactModel> store,
+				InfoContactModel parent, InfoContactModel record,
+				String property, String filter) {
+
+			String name = record.getName();
+			name = name.toLowerCase();
+			if (name.contains(filter.toLowerCase())) {
+				return true;
+			}
+			return false;
+		}
+
+	};
       
 //    filter.setFieldLabel("Filter Contacts");
     filter.setWidth(247);
@@ -169,22 +169,22 @@ public class MultiDragContact extends Dialog {
     vp.add(new Label("Share with..."));
     gridShareWith = new Grid<InfoContactModel>(storeTarget, createColumnModel()); 
     
-    StoreFilterField<InfoContactModel> filter2 = new StoreFilterField<InfoContactModel>() {  
-  	  
-        @Override  
-        protected boolean doSelect(Store<InfoContactModel> store, InfoContactModel parent,  
-        		InfoContactModel record, String property, String filter) {  
-     
-        	
-          String name = record.getName();  
-          name = name.toLowerCase();
-          if (name.contains(filter.toLowerCase())) {  
-            return true;  
-          }  
-          return false;  
-        }  
-    
-      };  
+	StoreFilterField<InfoContactModel> filter2 = new StoreFilterField<InfoContactModel>() {
+
+		@Override
+		protected boolean doSelect(Store<InfoContactModel> store,
+				InfoContactModel parent, InfoContactModel record,
+				String property, String filter) {
+
+			String name = record.getName();
+			name = name.toLowerCase();
+			if (name.contains(filter.toLowerCase())) {
+				return true;
+			}
+			return false;
+		}
+
+	};
       
 //    filter.setFieldLabel("Filter Contacts");
     filter2.setWidth(247);
@@ -260,11 +260,13 @@ public class MultiDragContact extends Dialog {
 	  gridAllContacts.mask("", ConstantsExplorer.LOADINGSTYLE);
 	  if(listContact!=null && listContact.size()>0){
 		  
-		  for (InfoContactModel infoContactModel : listContact) {
-			
-			  if(infoContactModel.getName()!=null && !infoContactModel.getName().isEmpty())
-				  storeSource.add(infoContactModel);  
-		}
+//		  for (InfoContactModel infoContactModel : listContact) {
+//			
+//			  if(infoContactModel.getName()!=null && !infoContactModel.getName().isEmpty())
+//				  storeSource.add(infoContactModel);  
+//		}
+		  
+		  storeSource.add(listContact);
 	  }
 	  gridAllContacts.unmask();
   }
diff --git a/src/main/java/org/gcube/portlets/user/workspace/server/GWTWorkspaceBuilder.java b/src/main/java/org/gcube/portlets/user/workspace/server/GWTWorkspaceBuilder.java
index 881a0dc..5b2a765 100644
--- a/src/main/java/org/gcube/portlets/user/workspace/server/GWTWorkspaceBuilder.java
+++ b/src/main/java/org/gcube/portlets/user/workspace/server/GWTWorkspaceBuilder.java
@@ -1493,7 +1493,12 @@ public class GWTWorkspaceBuilder {
 		List<InfoContactModel> listContactsModel = new ArrayList<InfoContactModel>();
 		
 		for(User user: listUsers){
-			listContactsModel.add(new InfoContactModel(user.getId(), user.getPortalLogin(), UserUtil.getUserFullName(user.getPortalLogin())));
+			String fullName = UserUtil.getUserFullName(user.getPortalLogin());
+			
+			if(fullName!=null && !fullName.isEmpty())
+				listContactsModel.add(new InfoContactModel(user.getId(), user.getPortalLogin(), fullName));
+			else
+				logger.trace("buildGXTListContactsModel doesn't return user: "+user.getPortalLogin()+ "because name is null or empty");
 		}
 
 		return listContactsModel;