UnassignedReferenceException: The variable _safeArea of WindowsController has not been assigned.
You probably need to assign the _safeArea variable of the WindowsController script in the inspector.
UnityEngine.RectTransform.set_anchorMax (UnityEngine.Vector2 value) <0x14ef3a450 + 0x0005a> in <19d5ba237c6b4d44924b3df643fae0ec>:0
OfficeRiot.WindowsManagement.WindowsController.Init (System.Action callback) (at Assets/Scripts/Management/WindowsManagement/WindowsController.cs:56)
OfficeRiot.Preloader.PreloaderHelper.InitNextController () (at Assets/Scripts/Preloader/PreloaderHelper.cs:123)
OfficeRiot.StatsManagement.StatsController+<InitCoroutine>d__12.MoveNext () (at Assets/Scripts/Management/StatsManagement/StatsController.cs:65)
UnityEngine.SetupCoroutine.InvokeMoveNext (System.Collections.IEnumerator enumerator, System.IntPtr returnValueAddress) (at /Users/builduser/buildslave/unity/build/Runtime/Export/Scripting/Coroutines.cs:17)