From c325daf7f6bcd739fc19083709b9db2eb43ac36e Mon Sep 17 00:00:00 2001
From: Eric Blade <blade.eric@gmail.com>
Date: Mon, 27 Sep 2010 07:34:25 -0400
Subject: [PATCH] check_table_no deals with "None" passed to it

---
 pyfpdb/TableWindow.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pyfpdb/TableWindow.py b/pyfpdb/TableWindow.py
index 0e59a87b..f904fa15 100644
--- a/pyfpdb/TableWindow.py
+++ b/pyfpdb/TableWindow.py
@@ -251,7 +251,8 @@ class Table_Window(object):
         result = self.get_table_no()
         if result != False and result != self.table:
             self.table = result
-            hud.main_window.emit("table_changed", hud)
+            if hud is not None:
+                hud.main_window.emit("table_changed", hud)
         return True
         
     def check_bad_words(self, title):