SD2-972 - Null reference exception thrown by the Component Inspector's find dialog when trying to show the 'No items found' list item. The find dialog was not handling the list item's tag being null.

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/branches/2.1@2216 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

src/AddIns/Misc/ComponentInspector/ComponentInspector.Core/Src/ObjectBrowser/Dialogs/FindDialog.cs

@@ -598,9 +598,12 @@ namespace NoGoop.ObjBrowser.Dialogs
 			// Materialize can sometimes take a while
 			Cursor save = Cursor.Current;
 			Cursor.Current = Cursors.WaitCursor;
-			((ISearchMaterializer)_foundList.SelectedItems[0].Tag).PointToNode();
+			ISearchMaterializer searchMaterializer = _foundList.SelectedItems[0].Tag as ISearchMaterializer;
+			if (searchMaterializer != null) {
+				searchMaterializer.PointToNode();
+				Close();
+			}
 			Cursor.Current = save;
-			Close();
 		}
 
 		protected void LayoutHandler(object sender, LayoutEventArgs e)