https://explorerplusplus.com is down

[bananalemonmelon]

503 Service Unavailable is encountered when trying to open https://explorerplusplus.com

Service Unavailable
PHP did not respond properly to the request. As a result, Apache considers the PHP-FPM service to be unavailable.

Detailed information about this error is available in the app's Apache error log at:

/srv/users/SYSUSER/log/APPNAME/APPNAME_apache.error.log
The root cause of this error is often slow PHP code. You should disable any plugins the app is using and check the app's PHP error log and PHP slow request log located at:

/srv/users/SYSUSER/log/APPNAME/APPNAME_phpX.Y.error.log
/srv/users/SYSUSER/log/APPNAME/APPNAME_phpX.Y.slow.log

[derceg]

For reference, I've added a comment here that explains why this is happening.

[derceg]

As noted in #588, this should now be fixed.