Joomla 4 Update Failing – Possible Cause

While trying to upgrade the Joomla websites for one of our clients to the latest Joomla 4 version, we ran into the infamous “red screen” Joomla error page with the following ambiguous error: “An error occurred”. This meant that the update didn’t work (duh), but, on the bright side, the website wasn’t broken either (e.g. […]