Plugin seems to work fine but I do get this error in the console

Failed to call hook 'OnServerCommand' on plugin 'AdminLogger v2.4.2' (NullReferenceException: Object reference not set to an instance of an object)
  at Oxide.Plugins.AdminLogger.SpectateLogging (ConsoleSystem+Arg arg) [0x0005a] in <fd97215ce8ee4bcea3516dce9f9e83a4>:0 
  at Oxide.Plugins.AdminLogger.OnServerCommand (ConsoleSystem+Arg arg) [0x004de] in <fd97215ce8ee4bcea3516dce9f9e83a4>:0 
  at Oxide.Plugins.AdminLogger.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x00269] in <fd97215ce8ee4bcea3516dce9f9e83a4>: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 <15f61ddda771464d8246ebdce8ff4811>:0 
  at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <15f61ddda771464d8246ebdce8ff4811>:0