Plugin not working ?

Failed to call hook 'FillUpSkillExtractor' on plugin 'SkillExtractors v1.0.6' (OverflowException: Value was either too large or too small for a UInt32.)
at System.Number.ThrowOverflowOrFormatException (System.Boolean overflow, System.String overflowResourceKey) [0x0001a] in <f98723dd4586469db5213ec59da723ca>:0
at System.Number.ParseUInt32 (System.ReadOnlySpan`1[T] value, System.Globalization.NumberStyles styles, System.Globalization.NumberFormatInfo info) [0x00018] in <f98723dd4586469db5213ec59da723ca>:0
at System.UInt32.Parse (System.String s, System.IFormatProvider provider) [0x00017] in <f98723dd4586469db5213ec59da723ca>:0
at System.Convert.ToUInt32 (System.String value) [0x0000b] in <f98723dd4586469db5213ec59da723ca>:0
at Oxide.Plugins.SkillExtractors.FillUpSkillExtractor (ConsoleSystem+Arg arg) [0x002ce] in <ee1beaf2c10c412ba8e0476b23298906>:0
at Oxide.Plugins.SkillExtractors.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x00272] in <ee1beaf2c10c412ba8e0476b23298906>:0
at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <42f9bedc659b4f4786eb778d3cd58968>:0
at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000de] in <8cb2d664f1574f2b96d53f1c1869d96a>:0
at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <8cb2d664f1574f2b96d53f1c1869d96a>:0

changed the follwing line 

var uid = Convert.ToUInt32(arg.Args.Last());

to 

var uid = Convert.ToUInt64(arg.Args.Last());

and its fixed.