From 2f7eb67599caaea249dbeef5c57dfa83d701d3a7 Mon Sep 17 00:00:00 2001
From: Walter Bender <walter.bender@gmail.com>
Date: Fri, 02 Mar 2012 22:42:48 +0000
Subject: catch case where palette of current orientation is none

---
(limited to 'TurtleArt/tawindow.py')

diff --git a/TurtleArt/tawindow.py b/TurtleArt/tawindow.py
index 77459e5..cf649e1 100644
--- a/TurtleArt/tawindow.py
+++ b/TurtleArt/tawindow.py
@@ -905,7 +905,8 @@ class TurtleArtWindow():
         if palette is not None:
             for proto in self.palettes[palette]:
                 proto.spr.hide()
-            self.palette_sprs[palette][self.orientation].hide()
+            if self.palette_sprs[palette][self.orientation] is not None:
+                self.palette_sprs[palette][self.orientation].hide()
             if self.activity is None or not self.activity.has_toolbarbox:
                 self.selectors[palette].set_shape(
                     self.selector_shapes[palette][0])
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