Plesk Obsidian shows the following error after installation: failed to create file via template '/etc/nginx/plesk.conf.d/server.conf.XXXXXX

Symptoms

• After installing Plesk Obsidian the following error is shown in UI:

  PLESK_ERROR: Unable to configure the web server: Execution failed. Template_Exception: mkdir: cannot create directory '/etc/nginx/plesk.conf.d': No such file or directory mktemp: failed to create file via template '/etc/nginx/plesk.conf.d/server.conf.XXXXXX'

• nginx was installed before Plesk, most likely from nginx.org.

Cause

Plesk fails to generate configuration files if nginx was installed before Plesk.

This has been reported as bug ID PPPM-11215 which will be fixed in future updates.

Resolution

1. Connect to the server via SSH.

2. Reinstall Plesk nginx package:

   # dpkg --force-confmiss -i /var/cache/apt/archives/sw-nginx*

3. Disable/enable Nginx to rebuild configuration files:

   # plesk sbin nginxmng -d
   # plesk sbin nginxmng -e