Apache fails to start on a Plesk server: Wrapper /var/www/cgi-bin/cgi_wrapper/cgi_wrapper cannot be accessed: (2)No such file or directory

Symptoms

• All websites show a "502 Bad Gateway" error in a web-browser.

• Apache fails to start. The following error message is returned by Apache configuration checker:

  • on CentOS/RHEL-based distributions

    # httpd -t

  • on Debian/Ubuntu-based distributions

    # apache2ctl -t

  Wrapper /var/www/cgi-bin/cgi_wrapper/cgi_wrapper cannot be accessed: (2)No such file or directory

Cause

The file /var/www/cgi-bin/cgi_wrapper/cgi_wrapper is missing.

Resolution

1. Connect to the Plesk server via SSH.

2. Download the script:

   # wget https://cpanel.zendesk.com/hc/article_attachments/12377318089623

3. Make the script executable:

   # chmod +x reinstall_obsidian.sh

4. Run the script:

   # ./reinstall_obsidian.sh