i got this when i hit the heli . Everi single hit i got 1 of this :

Failed to call hook 'OnEntityTakeDamage' on plugin 'LootDefender v1.0.1' (InvalidCastException: Null object cannot be converted to a value type.) at System.Convert.ChangeType (System.Object value, System.Type conversionType, System.IFormatProvider provider) [0x00029] in <7d97106330684add86d080ecf65bfe69>:0
at System.Convert.ChangeType (System.Object value, System.Type conversionType) [0x0000c] in <7d97106330684add86d080ecf65bfe69>:0
at Oxide.Core.Plugins.Plugin.Call[T] (System.String hook, System.Object[] args) [0x00008] in <4452f821def6406d834e4149849fe7ea>:0
at Oxide.Plugins.LootDefender.OnEntityTakeDamage (BaseEntity entity, HitInfo hitInfo) [0x000a0] in :0
at Oxide.Plugins.LootDefender.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x00169] in :0
at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <9affce1cd15c4ec183941adef8db1722>:0
at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <4452f821def6406d834e4149849fe7ea>:0
at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <4452f821def6406d834e4149849fe7ea>:0

i got personal heli on my server and i do the changes from here : https://umod.org/community/loot-defender/11170-no-helicopter-statistics

but i still hawe the same problem

thx 4 the help -.-"

okay again :D its simple : i hawe error messages in console (MANY MANY) if i or ani1 eslse just hit a heli . Personal ot simple heli dosent matter  ewery hit sends error to the console. No effect on the helis the fires are burning the loot isnt defendet , not belongs to the owner. all the other stuff like npc-s tank ... the plugin works fine! no tother problems so :D pls if u can tell me how to disable this plugin to watch heli, or make an option to this plugin to the config file like : heli watched: false please help mate :D thx

This appears to be from a wrongly applied fix from another thread and shouldn't be an issue normally.