Issues from a Next-Gen project which are part of an Epic do not appear in a classic backlog when included in the filter for a classic board

Issue Summary

If you wish to include issues from a Next-Gen in a Classic Scrum board filter the issues from the Next-Gen project which are part of an Epic in that Next-Gen project will not display in the backlog view.

Steps to Reproduce

1. Create a Next-Gen project.
2. Create an Epic in the Next-Gen project.
3. Create some stories under this Epic.
4. Create a classic Scrum project.
5. Create a filter which picks up issues from both your Classic and Next-Gen projects.
6. Create custom board using this filter.

Expected Results

All issues appear in the backlog view of the classic board.

Actual Results

Issues part of the Epic in the Next-Gen project do not appear in the backlog view of your new classic board.

Notes

Issues that are part of an Epic in the Next-Gen project that a part of an active sprint will still appear in the respective columns in the main board view.

Workaround

Currently there is no known workaround for this behavior. A workaround will be added here when available