'Response status code was unacceptable: 405' error in the mobile app
Platform notice: Server and Data Center only. This article only applies to Atlassian products on the Server and Data Center platforms.
Support for Server* products ended on February 15th 2024. If you are running a Server product, you can visit the Atlassian Server end of support announcement to review your migration options.
*Except Fisheye and Crucible
Problem
The Jira Data Center and Server mobile app throws the following error when user tries to connect it to an existing Jira Software (Server or Data Center) site.
Response status code was unacceptable: 405.
Cause
The Jira Data Center and Server mobile app works only with specific versions of Jira Software, and the related Mobile Plugin for Jira app. You’re getting this error, because one of these apps has not been upgraded to the latest version.
Resolution
To resolve this issue, upgrade your Jira instance to Jira Software 8.3 or later.
Not an admin? Send this page to your Jira administrator and ask them to investigate the issue for you.