diff --git a/src/ce_dsgncontrols.pas b/src/ce_dsgncontrols.pas
index 54c42e6a..36382e09 100644
--- a/src/ce_dsgncontrols.pas
+++ b/src/ce_dsgncontrols.pas
@@ -110,6 +110,9 @@ var
   n: string;
   h: integer;
 begin
+  if csDesigning in ComponentState then
+    exit;
+
   fPng.FreeImage;
   fDPng.FreeImage;