diff --git a/Ldtpd/Generic.cs b/Ldtpd/Generic.cs
index 97355e8..f0c1e19 100644
--- a/Ldtpd/Generic.cs
+++ b/Ldtpd/Generic.cs
@@ -483,6 +483,7 @@ public string[] GetAllStates(String windowName, String objName)
             {
                 c = null;
                 pattern = null;
+                stateList = null;
                 childHandle = null;
             }
         }