Site Stuck at Upgrade
If you encounter the following:
This indicates that an upgrade is happening. This is normal, and is deliberate to prevent changes while the site is being upgraded.
Behind the scenes an entry is added into the database in the
unixtimestampthat the upgrade was started
Howeever, sometimes a site will get stuck on this message indefinitely if there is a error with the upgrade process. In such cases you need to clear the
upgraderunning entry out of the
mdl_config table manually. Be careful here and make sure that an upgrade really isn't running.