Getting Error spam in console

Getting lots of the following error spam in console.

On latest version     [Info("CustomButtons", "David", "2.0.72")]

Here is my configs attached for Config and data file

Failed to call hook 'OnPlayerSleepEnded' on plugin 'CustomButtons v2.0.72' (NullReferenceException: Object reference not set to an instance of an object)
  at Oxide.Plugins.CustomButtons.ShowButtons (BasePlayer player) [0x00011] in <fb8b3111b75a4e189bec3a08c2482b38>:0 
  at Oxide.Plugins.CustomButtons.OnPlayerSleepEnded (BasePlayer player) [0x0000a] in <fb8b3111b75a4e189bec3a08c2482b38>:0 
  at Oxide.Plugins.CustomButtons.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x00db6] in <fb8b3111b75a4e189bec3a08c2482b38>:0 
  at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <42f9bedc659b4f4786eb778d3cd58968>:0 
  at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000de] in <8cb2d664f1574f2b96d53f1c1869d96a>:0 
  at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <8cb2d664f1574f2b96d53f1c1869d96a>:0 

CuiData.json CustomButtons.json

will be addressed in release of new version

Changed Status from Pending to Work in Progress