Cannot use /npptc_door command | Object reference error

I am consistently receiving the following error when attempting to use the /npctp_door command (with an NPC ID):

 

Failed to call hook 'SetDoor' on plugin 'Npctp v2.4.14' (NullReferenceException: Object reference not set to an instance of an object)
at Oxide.Plugins.Npctp.SetDoor (BasePlayer player, System.String command, System.String[] args) [0x000ca] in <914a7040cfcd42028deeb6643aded812>:0

at Oxide.Plugins.Npctp.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x00508] in <914a7040cfcd42028deeb6643aded812>:0

at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <cc99cb05b42e4ea494cdf294badea406>:0

at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <99d545163fdd4d57a562df7989f2ca0a>:0

at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <99d545163fdd4d57a562df7989f2ca0a>:0

very old post, but did you figure this out by chance?

it doesnt work for me either