IndexLookup issues in and of themselves will no longer throw errors... They'll just throw messages to the chat frame.

QuestHelper/upgrade.lua

@@ -398,12 +398,14 @@ function QuestHelper_BuildZoneLookup()
         local altered_zone = "!!! QuestHelper_Zones entry needs update: [%s][%s] = %q -- was %s"
         
         if not index and my_version == "4.0.1.$svnversion\$" then
-          QuestHelper_ErrorCatcher_ExplicitError(false, altered_index:format(tostring(base_name), tostring(next_index), tostring(c), tostring(z)))
+          --QuestHelper_ErrorCatcher_ExplicitError(false, altered_index:format(tostring(base_name), tostring(next_index), tostring(c), tostring(z)))
+          QuestHelper:TextOut(false, altered_index:format(tostring(base_name), tostring(next_index), tostring(c), tostring(z)))
           next_index = next_index + 1
         else
           if QuestHelper_Locale == "enUS" and my_version == "4.0.1.$svnversion$" then
             if original_lookup[base_name][2] ~= c or original_lookup[base_name][3] ~= z then
-              QuestHelper_ErrorCatcher_ExplicitError(false, altered_index:format(base_name, index, c, z))
+              --QuestHelper_ErrorCatcher_ExplicitError(false, altered_index:format(base_name, index, c, z))
+              QuestHelper:TextOut(false, altered_index:format(base_name, index, c, z))
             end
             
             if not original_zones[c] or original_zones[c][z] ~= zname then