changelog/10.3.2_2019-12-04/36320
Bugfix: Do not try to set null parent Id in the file cache
In some cases when the parent Id of a resource was null, it was still being stored. That was causing database constraint errors. The issue has been fixed.
https://github.com/owncloud/core/issues/36305
https://github.com/owncloud/core/pull/36320