When i first started my server it worked, until it didnt. the command was not working and gave an error. So i removed the kit, and now its giving me ANOTHER error "you must wait until image Library has finished processing its images" 

So it goes from a command not working, to this in the code. 

Failed to call hook 'OnServerInitialized' on plugin 'ServerRewards v0.4.73' (NullReferenceException: Object reference not set to an instance of an object)
at Oxide.Plugins.ServerRewards.LoadAllImages () [0x0004b] in <51b7ee0db5594d0780553213b7d63bea>:0
at Oxide.Plugins.ServerRewards.OnServerInitialized () [0x000d9] in <51b7ee0db5594d0780553213b7d63bea>:0
at Oxide.Plugins.ServerRewards.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x01596] in <51b7ee0db5594d0780553213b7d63bea>:0
at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <e23ba2c0f246426296d81c842cbda3af>:0
at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <46ff2b534abb4b35952608167523b7ec>:0
at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <46ff2b534abb4b35952608167523b7ec>:0