Trac Import issues with special characters such as umlauts (ü, ö, etc.)

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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

After importing from Trac into any database, special characters such as umlauts are not imported properly in certain fields.

Diagnosis

Diagnostic Steps

  • All of your table and database collations are utf-8.
  • Import from Trac.
  • See "?" instead of your special character in some fields but not others.

Resolution

  1. As per Setting properties and options on startup, add the -Dfile.encoding tag and set it to utf-8.
  2. Restart JIRA.
  3. Reimport your data.

 

Last modified on Mar 30, 2017

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