Failed to call hook 'OnPlayerSleepEnded' on plugin 'GUIShop v2.4.43' (NullReferenceException: Object reference not set to an instance of an object)
  at Oxide.Plugins.GUIShop.CreateGUIShopButton (BasePlayer player) [0x0003f] in <7ac8f588c3d9442998fa4e03cbf8f62b>:0 
  at Oxide.Plugins.GUIShop.OnPlayerSleepEnded (BasePlayer player) [0x00000] in <7ac8f588c3d9442998fa4e03cbf8f62b>:0 
  at Oxide.Plugins.GUIShop.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x01ccb] in <7ac8f588c3d9442998fa4e03cbf8f62b>:0 
  at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <09575a60985045248bcb43b20faeeb99>:0 
  at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <bae5f1223fce49c493b01571c99dce02>:0 
  at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <bae5f1223fce49c493b01571c99dce02>:0 

Thanks, this bug will be patched in the next update.