Non-ASCII characters are stripped from the Content-Disposition header response with map and feature service attachments in ArcGIS for Server 10.3. This causes the suggested file name to drop all non-ASCII characters when a user tries to save or download the attachment.
Last Published: May 13, 2015ArcGIS for Server
Bug ID Number
February 18, 2015
March 30, 2022
ArcGIS for Server
The issue is a duplicate of an existing issue. See the issue's Additional Information section for details. Customers associated with the duplicate issue are automatically attached to the open issue.
Duplicate of BUG-000083810 : This issue has been fixed in Server 10.3.1.
Workaround 1) Manually specify (re-type) the non-ASCII characters when saving the attachment.
Workaround 2) Do not utilize non-ASCII characters for attachment names.