diff --git a/src/main/java/org/gcube/portlets/user/td/columnwidget/client/dimension/DimensionRowSelectionDialog.java b/src/main/java/org/gcube/portlets/user/td/columnwidget/client/dimension/DimensionRowSelectionDialog.java
index 338341b..3d5aefc 100644
--- a/src/main/java/org/gcube/portlets/user/td/columnwidget/client/dimension/DimensionRowSelectionDialog.java
+++ b/src/main/java/org/gcube/portlets/user/td/columnwidget/client/dimension/DimensionRowSelectionDialog.java
@@ -257,13 +257,13 @@ public class DimensionRowSelectionDialog extends Window {
 					tableId = Long.valueOf(column.getRelationship()
 							.getTargetTableId());
 				} else {
-					
-					UtilsGXT3.alert("Attention",
-							"No valid table associated with this column!");
+					UtilsGXT3
+							.alert("Attention",
+									"No valid relationship associated with this column!");
 					hide();
 					return;
-
 				}
+
 			}
 		}