NullReferenceException at UnloadError
15:04 [Error] Failed to call hook 'Unload' on plugin 'MagicClockPanel v1.0.1' (NullReferenceException: Object reference not set to an instance of an object)
  at Oxide.Plugins.MagicClockPanel.Unload () [0x00000] in <886b5af3beee4d4794dfca8300ddeae9>:0 
  at Oxide.Plugins.MagicClockPanel.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x00103] in <886b5af3beee4d4794dfca8300ddeae9>: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 

Error happens still in 1.0.2:


Failed to call hook 'Unload' on plugin 'MagicClockPanel v1.0.2' (NullReferenceException: Object reference not set to an instance of an object)
at Oxide.Plugins.MagicClockPanel.Unload () [0x00010] in <4e973739a25047b39a7ede1ce65c2f1d>:0


at Oxide.Plugins.MagicClockPanel.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x00103] in <4e973739a25047b39a7ede1ce65c2f1d>:0


at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <b6af59acae274e5a94fb209dfc179b8f>: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