Error in Cache SetUser() while logging in.

[Hasankanso]

IndexOutOfRangeException: Index was outside the bounds of the array.
Cache.SetUser (User user) (at Assets/Scripts/CommonScripts/Cache.cs:203)
LoginPanel.Response (User u, System.Int32 code, System.String message) (at Assets/Scripts/LoginPanel.cs:78)
Requests.Request`1+d__21[T].MoveNext () (at Assets/Scripts/core/Requests/Request.cs:113)
--- End of stack trace from previous location where exception was thrown ---
System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw () (at <437ba245d8404784b9fbab9b439ac908>:0)
System.Runtime.CompilerServices.AsyncMethodBuilderCore+<>c.b__6_0 (System.Object state) (at <437ba245d8404784b9fbab9b439ac908>:0)
UnityEngine.UnitySynchronizationContext+WorkRequest.Invoke () (at <94c5f4c38cdc42d2b006f8badef04394>:0)
UnityEngine.UnitySynchronizationContext:ExecuteTasks()