Thank you for sharing this issue you are experiencing. We have shared these details with our Learning team and we'll share updates when available.
The PowerSchool Learning team has identified an issue where users experience an error on pages where rubrics are present. Our team is actively working on resolving this issue and will provide an update as soon as possible. Thank you for your patience.
You can see these updates here: https://status.powerschool.com/
This issue has been resolved and an update has been posted on our status page:
A fix has been implemented and this issue is now resolved. If you experience any residual issues, please reach out to PowerSchool support. Thank you for your patience.