stresetalldata command not working

Error in console when using '/stresetalldata' command:
 

Failed to call hook 'ResetAllData' on plugin 'SkillTree v1.6.3' (NullReferenceException: Object reference not set to an instance of an object)
  at Oxide.Plugins.SkillTree.RunResetCommands (System.String playerID, System.Int32 level_achieved) [0x00060] in <f4b0e92620254fec92e27c7038b45583>:0                                                                      1kb/s in, 13kb/s out
  at Oxide.Plugins.SkillTree.ResetAllDataCommand (BasePlayer player, System.Boolean fromConsole) [0x000af] in <f4b0e92620254fec92e27c7038b45583>:0
  at Oxide.Plugins.SkillTree.ResetAllData (BasePlayer player) [0x00022] in <f4b0e92620254fec92e27c7038b45583>:0
  at Oxide.Plugins.SkillTree.DirectCallHook (System.String name, System.Object& ret, System.Object[] args) [0x04259] in <f4b0e92620254fec92e27c7038b45583>:0
  at Oxide.Plugins.CSharpPlugin.InvokeMethod (Oxide.Core.Plugins.HookMethod method, System.Object[] args) [0x00079] in <9c80d821d00a44c9a24497c73ad2d20d>:0
  at Oxide.Core.Plugins.CSPlugin.OnCallHook (System.String name, System.Object[] args) [0x000de] in <d646191a355d43a6b3ab36b7ee14c740>:0
  at Oxide.Core.Plugins.Plugin.CallHook (System.String hook, System.Object[] args) [0x00060] in <d646191a355d43a6b3ab36b7ee14c740>:0

Love you

Any errors in oxide/logs/skilltree/

The file name would be named RunResetCommands_Errors

I do not have a file by that name. Only logs are for new players entering the server and creating new data for them.

Paste me your config