From 4cdfbe6c0f84dc2fc575b905f5e83db8234b5ef3 Mon Sep 17 00:00:00 2001
From: Hendrik Leppkes <h.leppkes@gmail.com>
Date: Tue, 17 Jun 2008 13:36:45 +0000
Subject: [PATCH] add a check around the keybinding code to hopefully prevent
 any errors

---
 ActionBars.lua | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/ActionBars.lua b/ActionBars.lua
index 8c34108..399c7b5 100644
--- a/ActionBars.lua
+++ b/ActionBars.lua
@@ -196,7 +196,9 @@ function BT4ActionBars:ReassignBindings()
 
 		for k=1, select('#', GetBindingKey(button)) do
 			local key = select(k, GetBindingKey(button))
-			SetBindingClick(key, real_button, "LeftButton")
+			if key and key ~= "" then
+				SetBindingClick(key, real_button, "LeftButton")
+			end
 		end
 	end
 	SaveBindings(GetCurrentBindingSet())