hi
im getting this error

Failed to call hook 'OnRocketLaunched' on plugin 'FirearmModifier v1.7.0' (KeyNotFoundException: The given key was not present in the dictionary.)

at System.Collections.Generic.Dictionary`2[TKey,TValue].get_Item (TKey key) [0x0001e] in <fb001e01371b4adca20013e0ac763896>:0

at Oxide.Plugins.FirearmModifier.OnRocketLaunched (BasePlayer player, BaseEntity entity) [0x0006a] in <feec82b59fa74601b4604952cb62d3bb>:0

at Oxide.Plugins.FirearmModifier.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x00248] in <feec82b59fa74601b4604952cb62d3bb>:0

at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <4a59899debc1481c9a833bf029c30d16>:0

at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000d8] in <2de770dd80a948ff8a36f27ac5d3d58e>:0

at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <2de770dd80a948ff8a36f27ac5d3d58e>:0