9.1 temporary fix

BulkMail.lua @ 575 line

CHANGE BELOW CODE

for i = 0, NUM_LE_ITEM_CLASSS-1 do

TO

local NUM_LE_ITEM_CLASSES=_G.NUM_LE_ITEM_CLASSES or _G.NUM_LE_ITEM_CLASSS or 19

for i = 0, NUM_LE_ITEM_CLASSES-1 do

This is fixed.