Failed to call hook 'OnExplosiveDud' on plugin 'NoDuds v1.1.0' (NullReferenceException: Object reference not set to an instance of an object)

at Oxide.Plugins.NoDuds.OnExplosiveDud (DudTimedExplosive explosive) [0x00000] in <80a35eafcefd47db8dcf7f542a53ebaa>:0

at Oxide.Plugins.NoDuds.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x00055] in <80a35eafcefd47db8dcf7f542a53ebaa>:0

at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <31122a27a2414cd799150f8677cf39d4>:0

at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <c2afd8354b8b4f3ca451cf5a1aa111c3>:0

at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <c2afd8354b8b4f3ca451cf5a1aa111c3>:0

Any suggestions to clear up this problem?