As per discussion on Zulip: https://mariadb.zulipchat.com/#narrow/stream/118759-general/subject/MariaDB.20on.20the.20Percona.20Community.20Blog.20-.20Multi-master.2E.2E.2E
Error rendering 'com.xiplink.jira.git.jira_git_plugin:git-issue-webpanel'. Please contact your Jira administrators.