Error 503 when trying to access admin page

[averdung]

Hello all,

 

I am getting a 503 error when trying to access the site's admin page. I cannot find the source of the error...

PHP version is 5.6

Site is http://surair.com.mx
Address reporting the error after login: http://surair.com.mx/phpvms/admin

 

[PaintSplasher]

There we've (one of) your issue(s): PHP version is 5.6

You need at least PHP version 8.1.x (8.3.x recommended)

Edited 3 hours ago by PaintSplasher

[averdung]

The site always ran with old PHP. This is an old version of phpvms, I'm not even sure of the version. Version file says "936". Site was created in 2014. 

Edited 36 minutes ago by averdung