diff --git a/CodeCompletion/SymTable.cs b/CodeCompletion/SymTable.cs
index dbf6f646d..972eab4c0 100644
--- a/CodeCompletion/SymTable.cs
+++ b/CodeCompletion/SymTable.cs
@@ -822,7 +822,7 @@ namespace CodeCompletion
                     }
                     else names.Add(ss);
             }
-            else
+            else if (members != null)
                 foreach (SymScope ss in members)
                     if (string.Compare(ss.si.name, name, !CodeCompletionController.CurrentParser.LanguageInformation.CaseSensitive) == 0)
                         if (ss.loc != null && loc != null && check_for_def && cur_line != -1 && cur_col != -1)