If you’re using Qlik Alerting November 2020 SR1 or higher, you might see this message pop up when making a configuration change:
XSRF prevention check failed. Possible XSRF discovered.
This error is actually a Qlik Sense error. In some instances, the issue has been resolved by restarting the Qlik Sense services. If restarting the services does not resolve the issue, further troubleshooting may be required.