Failed to call hook 'cmdKillHeli' on plugin 'HeliControl v1.4.3' (NullReferenceException: Object reference not set to an instance of an object) at BaseHelicopter.OnKilled (HitInfo info) [0x00090] in <7cda11d4e13543e5810a5b750060e8b5>:0
at BaseCombatEntity.DieInstantly () [0x00049] in <7cda11d4e13543e5810a5b750060e8b5>:0
at Oxide.Plugins.HeliControl.KillAllHelis (System.Boolean isForced) [0x00076] in <ea4d9b62bad34a5b9d04851d455fb32e>:0
at Oxide.Plugins.HeliControl.cmdKillHeli (Oxide.Core.Libraries.Covalence.IPlayer player, System.String command, System.String[] args) [0x0003c] in <ea4d9b62bad34a5b9d04851d455fb32e>:0
at Oxide.Plugins.HeliControl.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x018f7] in <ea4d9b62bad34a5b9d04851d455fb32e>:0
at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <d431e37658ba4727b7490299d12dfc44>:0
at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <157a94ee66ab4a7991faecd1eb84be3b>:0
at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <157a94ee66ab4a7991faecd1eb84be3b>:0

Sorry for the late response!

This looks like an error in Rust's own "BaseCombatEntity.DieInstantly()" method - it likely doesn't happen every time and probably isn't anything the plugin is doing wrong. Is it still an issue?