[Dieterf]

I always get this error message if a player try to open the shop:
Im using the newest stable version of the ttt plugin, meta und soucremod.

L 06/29/2017 - 22:25:49: [SM] Exception reported:
L 06/29/2017 - 22:25:49: [SM] Blaming: ttt/ttt_shop.smx
L 06/29/2017 - 22:25:49: [SM] Call stack trace:
L 06/29/2017 - 22:25:49: [SM] [0] Call_PushCellRef
L 06/29/2017 - 22:25:49: [SM] [1] Line 395, addons/sourcemod/scripting/ttt/ttt_shop.sp::ClientBuyItem
L 06/29/2017 - 22:25:49: [SM] [2] Line 367, addons/sourcemod/scripting/ttt/ttt_shop.sp::Menu_ShopHandler