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Unable to open any domain with enabled nginx on Plesk because Apache is not running

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Stefan Yakubov
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Plesk for Linux kb: technical ABT: Group B

Applicable to:

  • Plesk for Linux

Symptoms

  • Unable to browse any domain hosted on the Plesk server. The browser displays this error:

    CONFIG_TEXT: 502 Bad Gateway

  • Nginx reverse proxy is enabled in Tools & Settings > Services Management.

  • Nginx service is running.

Cause

Apache service is stopped on the server.

Resolution

Click on a section to expand

Via Plesk GUI

  1. Log in to Plesk GUI

  2. Go to Tools & Settings > Services Management > Apache Web Server > Start.

  3. If the issue remains the same (or sites are not working with the different error message), go to Extensions > My Extensions > Webserver Configuration Troubleshooter and Rebuild All configuration files:

Via command-line interface

  1. Connect to the server via SSH

  2. Start Apache Web Server:

    1. For CentOS based:

      # service httpd start

    2. For Debian based:

      # service apache2 start

  3. If the issue remains the same (or sites are not working with the different error message), execute the following command:

    # plesk repair web -y

Comments

2 comments

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  • Avatar
    David Schweighofer

    Webserver configuration troubleshooter seems to run forever the rebuild and situation does not change. Any alternative?

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  • Avatar
    Anton Maslov

    David, try to rebuild for one domain using for example SSH command to see if there are any errors:

    plesk repair web example.com

    And if all is ok it can be done for all domains as follows:

    plesk repair web

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