Can't add a new user using Bamboo UI
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
This article is applicable only for Bamboo 6.5 and below versions.
Summary
When trying to add a new user through the UI, Bamboo let you save it but the new user is not persisted.
Diagnosis
This message is shown in the atlassian-bamboo.log file:
ERROR [FieldErrorUsageVerifier] ConfigureUser: unreported field errors: username : [Invalid username. Usernames can only contain lower case characters and digits.]
Cause
This issue happens when the username field contains upper case characters or an empty space.
Solution
Remove the upper case characters or an empty space from username field when you're trying to add a new user to Bamboo.