- Websites stopped working after upgrade to Plesk Onyx.
The following warning is shown during upgrade procedure:
Plesk pre-upgrade check
WARNING: There are custom web server configuration templates at /opt/psa/admin/conf/templates/custom. These custom templates might be incompatible with a new Plesk version, and this might lead to failure to generate web server configuration files.Please check http://kb.plesk.com/118192 for details.
During the upgrade, custom templates have been replaced with defaults ones and all customizations that are required for websites were lost.
- Review custom templates in
/opt/psa/admin/conf/templates/custom_templates_before_17.0_*directory and make sure that all specified directives are valid for the current environment.
- Recreate web server configuration files from reviewed custom templates as it described here: Changing Virtual Hosts Settings Using Configuration Templates