I can not export / import the pose. Please help me ...

Until a while, everything was fine. But then when after a long time I decided to export the animation, this got out:
The Sims 4 Studio - Version 3.1.3.2



System.AggregateException: One or more errors occurred. ---> System.UnauthorizedAccessException: Access to the path 's4s.animation' is denied.



at System.IO.Directory.DeleteHelper(String fullPath, String userPath, Boolean recursive, Boolean throwOnTopLevelDirectoryNotFound, WIN32_FIND_DATA& data)



at System.IO.Directory.Delete(String fullPath, String userPath, Boolean recursive, Boolean checkHost)



at System.IO.Directory.Delete(String path, Boolean recursive)



at S4Studio.ViewModels.Animation.AnimationPackCustomContent.<>c__DisplayClass153_0.<ExecuteImportAnimation>b__0()



at System.Threading.Tasks.Task.InnerInvoke()



at System.Threading.Tasks.Task.Execute()



--- End of inner exception stack trace ---



---> (Inner Exception #0) System.UnauthorizedAccessException: Access to the path 's4s.animation' is denied.



at System.IO.Directory.DeleteHelper(String fullPath, String userPath, Boolean recursive, Boolean throwOnTopLevelDirectoryNotFound, WIN32_FIND_DATA& data)



at System.IO.Directory.Delete(String fullPath, String userPath, Boolean recursive, Boolean checkHost)



at System.IO.Directory.Delete(String path, Boolean recursive)



at S4Studio.ViewModels.Animation.AnimationPackCustomContent.<>c__DisplayClass153_0.<ExecuteImportAnimation>b__0()



at System.Threading.Tasks.Task.InnerInvoke()



at System.Threading.Tasks.Task.Execute()<---