broken

The event ended and the chinook did not disappear and remained and cannot be started again. I turned off the event plugin and the chinook still remained.

13:42:11 [AirConvoy] Failed to end event in 'TimedEventManager': System.NullReferenceException: Object reference not set to an instance of an object
at RpcTarget.NetworkGroup (System.String funcName, BaseNetworkable entity) [0x00010] in <6a0cddd1b3834d348f4fc9ac7883d503>:0
at BaseMountable.DismountPlayer (BasePlayer player, System.Boolean lite) [0x002a3] in <6a0cddd1b3834d348f4fc9ac7883d503>:0
at BasePlayer.EnsureDismounted () [0x0000e] in <6a0cddd1b3834d348f4fc9ac7883d503>:0
at BasePlayer.OnDied (HitInfo info) [0x000e8] in <6a0cddd1b3834d348f4fc9ac7883d503>:0
at ScientistNPC.OnDied (HitInfo info) [0x00000] in <6a0cddd1b3834d348f4fc9ac7883d503>:0
at BaseCombatEntity.Die (HitInfo info) [0x0008b] in <6a0cddd1b3834d348f4fc9ac7883d503>:0
at BasePlayer.Die (HitInfo info) [0x000ce] in <6a0cddd1b3834d348f4fc9ac7883d503>:0
at BaseCombatEntity.Hurt (HitInfo info) [0x002b8] in <6a0cddd1b3834d348f4fc9ac7883d503>:0
at (wrapper dynamic-method) MonoMod.Utils.DynamicMethodDefinition.BasePlayer.Hurt_Patch0(BasePlayer,HitInfo)
at HumanNPC.Hurt (HitInfo info) [0x00018] in <6a0cddd1b3834d348f4fc9ac7883d503>:0
at BaseCombatEntity.Hurt (System.Single amount, Rust.DamageType type, BaseEntity attacker, System.Boolean useProtection) [0x0002f] in <6a0cddd1b3834d348f4fc9ac7883d503>:0
at CH47HelicopterAIController.DismountAllPlayers () [0x00040] in <6a0cddd1b3834d348f4fc9ac7883d503>:0
at Oxide.Plugins.AirConvoy+CustomChinook.DismountAllPlayers () [0x00011] in <70e75090f64f49e08e00f1a5dfe3ced8>:0
at BaseMountable.DoServerDestroy () [0x00000] in <6a0cddd1b3834d348f4fc9ac7883d503>:0
at BaseHelicopter.DoServerDestroy () [0x00007] in <6a0cddd1b3834d348f4fc9ac7883d503>:0
at BaseNetworkable.DoEntityDestroy () [0x00026] in <6a0cddd1b3834d348f4fc9ac7883d503>:0
at BaseNetworkable.Kill (BaseNetworkable+DestroyMode mode) [0x0005f] in <6a0cddd1b3834d348f4fc9ac7883d503>:0
at PluginComponents.AirConvoy.Tools.Entity.EntityTools.Kill (BaseEntity entity) [0x0000b] in <70e75090f64f49e08e00f1a5dfe3ced8>:0
at Oxide.Plugins.AirConvoy+AirConvoyController.Destroy () [0x00006] in <70e75090f64f49e08e00f1a5dfe3ced8>:0
at Oxide.Plugins.AirConvoy+TimedEventManager.OnEventEnd () [0x0002f] in <70e75090f64f49e08e00f1a5dfe3ced8>:0
at PluginComponents.AirConvoy.Event.EventController.EndEvent () [0x00022] in <70e75090f64f49e08e00f1a5dfe3ced8>:0