Deleted /plugin /data  and /config File. reinstalled version 2.1.2 get the following error running stock config command sinfo.

(16:37:21) | Loaded plugin CustomChatCommands v2.1.2 by PsychoTea (16:37:46) | Failed to call hook 'CustomCommand' on plugin 'CustomChatCommands v2.1.2' (NullReferenceException: Object reference not set to an instance of an object) at Oxide.Plugins.CustomChatCommands.IsOnCooldown (System.UInt64 userID, System.String commandName) [0x0000d] in :0 at Oxide.Plugins.CustomChatCommands.CustomCommand (Oxide.Core.Libraries.Covalence.IPlayer player, System.String command, System.String[] args) [0x00081] in :0 at Oxide.Plugins.CustomChatCommands.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x00326] in :0 at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <60c318df79ed41688ea59335e48d61ad>:0 at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <9882f28dc2204b4dba514a9ad18f5042>:0 at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <9882f28dc2204b4dba514a9ad18f5042>:0