===== Building live filesystems =====
Thu Sep 28 15:11:02 UTC 2023
ubuntu-server-live-s390x on Launchpad starting at 2023-09-28 15:11:02
Traceback (most recent call last):
  File "/srv/cdimage.ubuntu.com/bin/../lib/cdimage/build.py", line 735, in build_image_set_locked
    live_successful = run_live_builds(config)
  File "/srv/cdimage.ubuntu.com/bin/../lib/cdimage/livefs.py", line 371, in run_live_builds
    and build.metadata_override.get("subarch", "")
AttributeError: 'NoneType' object has no attribute 'get'