Steps to Reproduce
- Navigate to Knowledge > Administration > Feedback.
Note that the filter breadcrumb shows 'Rating' is not empty.
- Expand the filter.
Note that 'Useful is -- None --' is an OR statement in the filter.
There is no known workaround for this issue. If you are able to upgrade, review the Fixed In field below to determine the versions that have a permanent fix. You can also subscribe to this known error article (click Subscribe button at the top of the article) to receive notifications when more information is available about this issue.
Related Problem: PRB676796