Date format not accepted when releasing a version
Platform Notice: Data Center Only - This article only applies to Atlassian products on the Data Center platform.
Note that this KB was created for the Data Center version of the product. Data Center KBs for non-Data-Center-specific features may also work for Server versions of the product, however they have not been tested. 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
Symptoms
When releasing a version, the date format is not accepted even though it is set up correctly under the "Look and Feel" page. When trying to release a version, you get an error in red stating:
"Please enter the date in the following format: (Your date format)"
Cause
Java and Javascript date time format is not set to use your date format.
Resolution
Set the Java and Javascript date time format to use your date format at JIRA Administration >> System >> General Configuration >> Advanced Settings according to Customising the Look and Feel
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