Hello,
Thank you for contacting Rank Math and sorry for any inconvenience caused.
It seems like new tables are not getting created in the Database or some old plugin has left an incorrect entry.
1. Please follow these steps to fix the issue:
https://rankmath.com/kb/fatal-error-after-1-0-49-update/
2. Please follow only the first 2 steps and clear your caches. The following steps mentioned in the article are for advanced users.
Here’s a video screencast:
https://i.rankmath.com/KStFug
Please clear all the cache, including the server after following the above process and that should resolve the issue.
Hope that helps. Thank you and please don’t hesitate to let us know if you need our assistance with anything else.
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.