To my knowledge, the custom kanban functionality is no longer being developed or supported. It is one of the reasons I recommended that you not use it at all. Although, in the Release Notes for 10.55 (dated September 2019) they do mention a slight update.
You can always open a defect with Jira Align support to see if they are actively supporting custom kanban functionality and if they will fix the cumulative flow metrics.
I recommend you focus on the backlog kanban functionality and the value stream/process step functionality.
The roadmap challenge for large scale agile enterprises Regardless of the agile framework you use, the agile enterprise has a massive scale with the challenge to connect hundreds of teams and thous...
Connect with like-minded Atlassian users at free events near you!Find an event
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no Community Events near you at the moment.Host an event
You're one step closer to meeting fellow Atlassian users at your local event. Learn more about Community Events