I am getting the following error in console when trying to unload the plugin:

Failed to call internal hook 'Unload' on plugin 'CustomVendingSetup v2.17.1' [4006810030] (Object reference not set to an instance of an object.)
   at void UnityEngine.Bindings.ThrowHelper.ThrowNullReferenceException(object obj)
   at void UnityEngine.Component.GetComponentFastPath(Type type, IntPtr oneFurtherThanResultValue)
   at VendingMachineComponent UnityEngine.Component.GetComponent<VendingMachineComponent>()
   at void Oxide.Plugins.CustomVendingSetup+VendingMachineComponent.RemoveFromVendingMachine(NPCVendingMachine vendingMachine) in /home/container/carbon/plugins/CustomVendingSetup.cs:line 3410
   at void Oxide.Plugins.CustomVendingSetup+VendingController.ResetVendingMachines() in /home/container/carbon/plugins/CustomVendingSetup.cs:line 3324
   at void Oxide.Plugins.CustomVendingSetup+VendingController.Destroy() in /home/container/carbon/plugins/CustomVendingSetup.cs:line 3254
   at void Oxide.Plugins.CustomVendingSetup+VendingMachineManager.ResetAll() in /home/container/carbon/plugins/CustomVendingSetup.cs:line 2901
   at void Oxide.Plugins.CustomVendingSetup.Unload() in /home/container/carbon/plugins/CustomVendingSetup.cs:line 165
   at object Oxide.Plugins.CustomVendingSetup.InternalCallHook(uint hook, object[] args) in CustomVendingSetup.cs/Internal:line 509​