Hello,
Thank you for contacting Rank Math and sorry for any inconvenience that might have been caused due to that.
Please enable advanced reporting by heading over to Rank Math > General Settings > 404 Monitor and select the “Advanced Mode” as shown below:
This will then help us to identify the referrer URI of this error.
Looking forward to helping you. Thank you.
Hello,
Since we did not hear back from you for 15 days, we are assuming that you found the solution. We are closing this support ticket.
If you still need assistance or any other help, please feel free to open a new support ticket, and we will be more than happy to assist.
Thank you.