Attach-resource not woorking

it seams juju attach-resource openstack-dashboard theme=…/theme.tgz is not uploading content
the custom them directory does not change and there is no default theme set

i got the folloging error in cat /var/log/apache2/error.log
FileNotFoundError: [Errno 2] No such file or directory: ‘/usr/lib/python3/dist-packages/openstack_dashboard/themes/false’