How to Fix the Mail Queue Bug in SMF 2.1.5 and 2.1.6
Fixing the Mail Queue Bug in SMF 2.1.5 and 2.1.6
The Problem
After upgrading your Simple Machines Forum (SMF) to version 2.1.5 or 2.1.6, you may have noticed that emails are getting stuck in the mail queue and never sending. This affects:
- Registration confirmation emails
- Password reset emails
- Topic notifications
- Private message notifications
- Forum newsletters
When you check Admin → Maintenance → Mail → Browse Queue, emails just sit there. Clicking “Send Mail Queue Now” does nothing. There are no error messages in your error log, making this bug particularly frustrating to troubleshoot.… Click here to continue reading this article
