updated to the new version on force wipe, now the console is spammed with error, thanks in advance

Failed to call hook 'OnEntityDeath' on plugin 'GuardedCrate v1.8.9' (NullReferenceException: Object reference not set to an instance of an object)
  at Oxide.Plugins.GuardedCrate+EntitiesLookup.FindEventByEntity (BaseEntity entity) [0x00009] in <9398ee08e9594e73b0c96651d9c79272>:0

  at Oxide.Plugins.GuardedCrate.OnEntityDeath (ScientistNPC npc, HitInfo hitInfo) [0x00000] in <9398ee08e9594e73b0c96651d9c79272>:0

  at Oxide.Plugins.GuardedCrate.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x0051d] in <9398ee08e9594e73b0c96651d9c79272>:0

  at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <4a59899debc1481c9a833bf029c30d16>:0

  at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <2de770dd80a948ff8a36f27ac5d3d58e>:0

  at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <2de770dd80a948ff8a36f27ac5d3d58e>:0

im getting this one too

Failed to call hook 'OnEntityKill' on plugin 'GuardedCrate v1.8.9' (NullReferenceException: Object reference not set to an instance of an object)
  at Oxide.Plugins.GuardedCrate+EntitiesLookup.FindEventByEntity (BaseEntity entity) [0x00009] in <2709a50f136945bcada625aed0d3709f>:0 
  at Oxide.Plugins.GuardedCrate.OnEntityKill (ScientistNPC npc) [0x00000] in <2709a50f136945bcada625aed0d3709f>:0 
  at Oxide.Plugins.GuardedCrate.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x004ef] in <2709a50f136945bcada625aed0d3709f>:0 
  at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <4a59899debc1481c9a833bf029c30d16>:0 
  at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <2de770dd80a948ff8a36f27ac5d3d58e>:0 
  at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <2de770dd80a948ff8a36f27ac5d3d58e>:0

Failed to call hook 'Unload' on plugin 'GuardedCrate v1.8.9' (NullReferenceException: Object reference not set to an instance of an object)
  at Oxide.Plugins.GuardedCrate+MonumentLookup.Dispose () [0x00000] in <2709a50f136945bcada625aed0d3709f>:0 
  at Oxide.Plugins.GuardedCrate.Unload () [0x00007] in <2709a50f136945bcada625aed0d3709f>:0 
  at Oxide.Plugins.GuardedCrate.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x00604] in <2709a50f136945bcada625aed0d3709f>:0 
  at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <4a59899debc1481c9a833bf029c30d16>:0 
  at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <2de770dd80a948ff8a36f27ac5d3d58e>:0 
  at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <2de770dd80a948ff8a36f27ac5d3d58e>:0​

Please make sure to unload the plugin, remove the config, lang and data file. seems like you have an invalid config which is preventing the comands and lookups being created plugin loaded.

Merged post

Update has been pushed to handle invalid configs.