The story: Website done on dev server. Move site to official url. Sign shortcodes, resave permalinks, Oxygen CSS cache. All 3 done twice. Site is up and working. Install Rank Math did the setup and everything. Go to home page to edit Meta Title, click edit and I get WordPress has encountered an error message.
Get email with this in:
An error of type E_ERROR was caused in line 24 of the file /public_html/