That was very helpful-- almost all errors that were popping up on an each link click were gone for a while. Except for one-- when opening an email:
Sat May 11 11:10:51 2024 [17360][1][ERROR] Unable to find relationship emails_email_templates
Sat May 11 11:10:51 2024 [17360][1][ERROR] Unable to find relationship emails_email_templates
Sat May 11 11:11:05 2024 [17363][1][ERROR] Unable to find relationship emails_email_templates
Sat May 11 11:11:05 2024 [17363][1][ERROR] Unable to find relationship emails_email_templates
But after a short while they came back 