Fixed bad reference to the search editbox.

diff --git a/Interface/List.lua b/Interface/List.lua
index da652ab..3121ab7 100644
--- a/Interface/List.lua
+++ b/Interface/List.lua
@@ -532,7 +532,7 @@ function private.InitializeListFrame()
 				addon.db.profile.addonversion = addon.version
 				showpopup = true
 			end
-			local editbox_text = SearchBox:GetText()
+			local editbox_text = MainPanel.search_editbox:GetText()

 			if Player.recipes_total == 0 then
 				if showpopup then