diff --git a/components/lazreport/source/lr_desgn.pas b/components/lazreport/source/lr_desgn.pas
index c9ff0f3c1e..bfd2609f31 100644
--- a/components/lazreport/source/lr_desgn.pas
+++ b/components/lazreport/source/lr_desgn.pas
@@ -6341,6 +6341,8 @@ end;
 
 procedure TfrObjectInspector.Refresh;
 begin
+  if not visible then
+    exit;
   fPropertyGrid.RefreshPropertyValues;
 end;