An idea ? :

Failed to call hook 'OnEntityTakeDamage' on plugin 'HumanNPC v0.3.50' (NullReferenceException: Object reference not set to an instance of an object)



at Oxide.Plugins.HumanNPC.OnEntityTakeDamage (BaseCombatEntity entity, HitInfo hitinfo) [0x00013] in <f380e6a4a8c6484691543939d1ec1be3>:0



at Oxide.Plugins.HumanNPC.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x00bbf] in <f380e6a4a8c6484691543939d1ec1be3>:0



at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <31122a27a2414cd799150f8677cf39d4>:0



at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <c2afd8354b8b4f3ca451cf5a1aa111c3>:0



at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <c2afd8354b8b4f3ca451cf5a1aa111c3>:0



(14:56:31) | Failed to call hook 'OnEntityTakeDamage' on plugin 'HumanNPC v0.3.50' (NullReferenceException: Object reference not set to an instance of an object)



at Oxide.Plugins.HumanNPC.OnEntityTakeDamage (BaseCombatEntity entity, HitInfo hitinfo) [0x00013] in <f380e6a4a8c6484691543939d1ec1be3>:0



at Oxide.Plugins.HumanNPC.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x00bbf] in <f380e6a4a8c6484691543939d1ec1be3>:0



at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <31122a27a2414cd799150f8677cf39d4>:0



at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <c2afd8354b8b4f3ca451cf5a1aa111c3>:0



at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <c2afd8354b8b4f3ca451cf5a1aa111c3>:0