• XEN DEVELOPMENT is a developer's resource for new developers wanting to build XenForo 2 add-ons. Experienced developers are also welcome to share their experienes and knowledge. This site is not affiliated with XenForo or a replacement for the official XenForo developer forums.

500 Error

Mehmet Kaban

New member
Lifetime License
the site gets a 500 error after installing the new version.


Flight Director
Staff member
Lifetime License
Please explain the steps you took to do the upgrade. What version are you upgrading from? Is there a server error showing in the XenForo Admin CP?