Clans version 1.1.31 convert old stats

Hello, the console is outputting this when converting the old player data. should i worry about this error?
[Clans] Converting old stats
[Clans] Error (Object reference not set to an instance of an object)
   at bool System.Collections.Generic.Dictionary<string, Oxide.Plugins.Clans+PlayerData>.TryInsert(string key, PlayerData value, InsertionBehavior behavior)
   at void System.Collections.Generic.Dictionary<string, Oxide.Plugins.Clans+PlayerData>.set_Item(string key, PlayerData value)
   at PlayerData Oxide.Plugins.Clans+PlayerData.GetOrLoad(string baseFolder, string userId, bool load) in /home/container/carbon/plugins/Clans.cs:line 15957
   at PlayerData Oxide.Plugins.Clans+PlayerData.GetOrLoad(string userId) in /home/container/carbon/plugins/Clans.cs:line 15930
   at void Oxide.Plugins.Clans.ConvertPlayerStats(string userId) in /home/container/carbon/plugins/Clans.cs:line 15736
   at void Oxide.Plugins.Clans.ConvertOldStats(Arg arg)+(int i) => { } in /home/container/carbon/plugins/Clans.cs:line 15722
   at void UnityEngine.Parallel.For(int fromInclusive, int toExclusive, int threads, Action<int> action)+(int thread_id) => { }
   at void UnityEngine.Parallel.For(int fromInclusive, int toExclusive, int threads, Action<int> action) x 2
   at void Oxide.Plugins.Clans.ConvertOldStats(Arg arg) in /home/container/carbon/plugins/Clans.cs:line 15720
   at object System.Reflection.RuntimeMethodInfo.Invoke(object obj, BindingFlags invokeAttr, Binder binder, object[] parameters, CultureInfo culture)

yes here is an archive of the players json files in data/Clans/Players
The server i run uses carbon btw

clans-player-data.zip

Thank you very much. sorry i missed the message about the entire data/clans folder. the error has been fixed.