diff --git a/Customers/LKWs.aspx.vb b/Customers/LKWs.aspx.vb
index d2f6c0a..e9823fd 100644
--- a/Customers/LKWs.aspx.vb
+++ b/Customers/LKWs.aspx.vb
@@ -188,7 +188,7 @@ Partial Class LKWS
             End If
             tc_KZ_An.Controls.Add(cb_Kz_An)
             tr2.Cells.Add(tc_KZ_An)
-            If IsNothing(l2.Vermerk.ToString) = False Then
+            If IsNothing(l2.Vermerk) = True Then
                 tc_Vermerk.Text = String.Empty
             ElseIf l2.Vermerk.ToString = String.Empty Then
                 tc_Vermerk.Text = String.Empty