While the Core throws it the /players command is triggering this error.
[Discord Core] Error in message create:
System.NullReferenceException: Object reference not set to an instance of an object
at Oxide.Plugins.DiscordPlayers.GetPlayerName (Oxide.Core.Libraries.Covalence.IPlayer player) [0x00000] in <8129818c9d06413d8444f653f27de7e5>:0
at System.Linq.Enumerable+SelectEnumerableIterator`2[TSource,TResult].ToArray () [0x0001d] in <fc8f020b2cc84cefa8241445cf28089b>:0
at System.Linq.Enumerable.ToArray[TSource] (System.Collections.Generic.IEnumerable`1[T] source) [0x0001f] in <fc8f020b2cc84cefa8241445cf28089b>:0
at Oxide.Plugins.DiscordPlayers.GetPlayers (Oxide.Core.Libraries.Covalence.IPlayer player) [0x0001c] in <8129818c9d06413d8444f653f27de7e5>:0
at Oxide.Plugins.DiscordPlayers.HandlePlayers (Oxide.Core.Libraries.Covalence.IPlayer player, System.String channelId, System.String cmd, System.String[] args) [0x00000] in <8129818c9d06413d8444f653f27de7e5>:0
at Oxide.Plugins.DiscordCore.Discord_MessageCreate (Oxide.Ext.Discord.DiscordObjects.Message message) [0x004a7] in <8129818c9d06413d8444f653f27de7e5>:0