--- webtools.sourceediting/bundles/org.eclipse.wst.sse.ui/src/org/eclipse/wst/sse/ui/preferences/CodeAssistCyclingConfigurationBlock.java.sav	2016-06-01 10:29:05.002831350 +0300
+++ webtools.sourceediting/bundles/org.eclipse.wst.sse.ui/src/org/eclipse/wst/sse/ui/preferences/CodeAssistCyclingConfigurationBlock.java	2016-06-01 10:29:24.431819455 +0300
@@ -885,7 +885,7 @@
 		 * @see org.eclipse.jface.viewers.ViewerComparator#compare(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object)
 		 */
 		public int compare(Viewer viewer, Object e1, Object e2) {
-			return this.getComparator().compare(e1, e2);
+			return this.getComparator().compare((String)e1, (String)e2);
 		}
 	}
 }