Shop is Working but upon every purchase getting this error

Failed to call hook 'shop_cmd' on plugin 'Shop v1.2.11' (KeyNotFoundException: The given key 'steamid and name' was not present in the dictionary.)
  at System.Collections.Generic.Dictionary`2[TKey,TValue].get_Item (TKey key) [0x0001e] in <2161c9885dd04ff291b79db9349c4b9b>:0 
  at Oxide.Plugins.Shop._RunNotif (BasePlayer player, System.Single duration, System.Int32 type, System.String[] properties) [0x00000] in <4d28ebb1626744488cd0548185ef2266>:0 
  at Oxide.Plugins.Shop.Buy (BasePlayer player, System.String category, System.String itemName, System.Int32 amount) [0x00530] in <4d28ebb1626744488cd0548185ef2266>:0 
  at Oxide.Plugins.Shop.shop_cmd (ConsoleSystem+Arg arg) [0x00047] in <4d28ebb1626744488cd0548185ef2266>:0 
  at Oxide.Plugins.Shop.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x01655] in <4d28ebb1626744488cd0548185ef2266>:0 
  at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <87ce9ac9776a48658bc55eae6debe38b>:0 
  at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <18d4f19bbc844191b11ed9e69284d09b>:0 
  at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <18d4f19bbc844191b11ed9e69284d09b>:0 
 

I have removed the my steam name and steam id from the first line and replaced for privacy with 'steamid and name'

please send me your config file and I'll try it on my end.

Changed Status from Pending to No Response