Issue Summary

Disabled SSO for Atlassian Data Center app caused Jira to be inaccessible after upgrading to 10.x with error stating the Authentication for Atlassian Data Center app couldn't start

This is reproducible on Data Center: yes

Steps to Reproduce

1. Create a Jira 9 instance.
   • Jira version >= 9.13.0 with SSO for Atlassian Data Center app version 4.3.11 installed OR
   • Jira version <= 9.12.16 with SSO for Atlassian Data Center app version 4.2.31 installed.
2. Prepare to upgrade it to Jira 10.x following Preparing for the upgrade.
3. The SSO for Atlassian Data Center app is incompatible with Jira 10. Disable it and upgrade Jira.
   
4. Access Jira when the upgrade has been completed.

Expected Results

Jira is upgraded to 10.x successfully and able to start

Actual Results

Jira is upgraded to 10.x successfully but users are unable to log in or navigate. A message that Jira had problems starting up due to system plugins startup failure can be seen in the UI.

The below exception is thrown in the atlassian-jira.log file:

2024-12-11 16:53:33,953+0100 main ERROR      [c.a.jira.startup.SystemPluginsEnabledHealthCheck] We couldn't start the following plugins:
    	- Authentication for Atlassian Data Center (com.atlassian.plugins.authentication.atlassian-authentication-plugin)
    
2024-12-11 16:53:33,956+0100 main ERROR      [c.a.jira.health.HealthChecks] We haven't been able to start all the required system plugins
2024-12-11 16:53:33,956+0100 main ERROR      [c.a.jira.health.HealthChecks] We couldn't start the following plugins:
    	- Authentication for Atlassian Data Center (com.atlassian.plugins.authentication.atlassian-authentication-plugin)

Workaround

Solution 1
Clear the pluginstate table in the database following the solution in Jira does not start due to "We couldn't start the following plugins" error.

To be specific, we can do the following.

1. Stop Jira.
2. Run this query in the database.

   delete from pluginstate where pluginkey = 'com.atlassian.plugins.authentication.atlassian-authentication-plugin';
   

3. Start Jira.

Note

This bug will not occur if the SSO for Atlassian Data Center app is enabled for the upgrade