updates

lib/uitl/gif_loader_dialog_utils.dart

@@ -11,7 +11,7 @@ class GifLoaderDialogUtils {
     try {
       Navigator.of(context).pop();
     } catch (error) {
-      Future.delayed(Duration(milliseconds: 250)).then((value) => Navigator.of(context).pop());
+      Future.delayed(Duration(milliseconds: 250)).then((value) => Navigator.of(context).canPop());
     }
   }
 }