diff --git a/gui/builtinViews/fittingView.py b/gui/builtinViews/fittingView.py
index f1355ea6d..362de074b 100644
--- a/gui/builtinViews/fittingView.py
+++ b/gui/builtinViews/fittingView.py
@@ -694,8 +694,7 @@ class FittingView(d.Display):
         #         pyfalog.critical(e)
 
     def OnShow(self, event):
-
-        if not self.IsShown():
+        if self and not self.IsShown():
             try:
                 self.MakeSnapshot()
             except Exception as e: