"Action couldn't be completed" error when you upload a file to a persistent chat room in Skype for Business Server 2015

Applies to: Skype for Business Server 2015

Symptoms


When you try to upload a file that has no English characters included in the file name to a persistent chat room in a Microsoft Skype for Business Server 2015 environment, other members in the room cannot see the file, and you receive the following error message:

The action couldn’t be completed. Please try again later.

Cause


This issue occurs because the program cannot convert the file name that's encoded by UTF-8.