Unknown Server Error (500) when uploading JIRA attachment in Firefox

Symptoms

Attachment not able to attach to JIRA issue in Firefox but not for other browser such as Chrome, Internet Explorer or etc. For example, the error similar in the attach files dialog:

Cause

Corruption in the mimeTypes.rdf from the mozilla user profile.

Resolution

  1. Locate the mimeTypes.rdf as per the location according to the operating system
  2. Delete the mimeTypes.rdf
  3. Restart Firefox
Last modified on Feb 26, 2016

Was this helpful?

Yes
No
Provide feedback about this article
Powered by Confluence and Scroll Viewport.