Unable to start apache (98)Address already in use

This document (7012915) is provided subject to the disclaimer at the end of this document.

Environment

SUSE Linux Enterprise Server 11

Situation

Starting apache fails, displaying failed and the following error:
Starting httpd2 (prefork) (98)Address already in use: make_sock: could not bind to address 0.0.0.0:443
no listening sockets available, shutting down
Unable to open logs
startproc: exit status of parent of /usr/sbin/httpd2-prefork: 1

Resolution

  1. Edit /etc/apache2/listen.conf
  2. Remove any duplicate entries such as:
    Listen 443
    Listen 443
    Listen 80
    Listen 80
  3. Save and close the file.

Cause

Apache attempting to bind twice to the same port according to configuration.

Additional Information

Troubleshooting Steps:
  1. Nothing else listening on specified port:
    netstat -peanut | grep :443
  2. No ghost process running of apache:
    ps aux | grep -e apache -e http

Disclaimer

This Support Knowledgebase provides a valuable tool for SUSE customers and parties interested in our products and solutions to acquire information, ideas and learn from one another. Materials are provided for informational, personal or non-commercial use within your organization and are presented "AS IS" WITHOUT WARRANTY OF ANY KIND.

  • Document ID:7012915
  • Creation Date: 20-Jul-2013
  • Modified Date:03-Mar-2020
    • SUSE Linux Enterprise Server

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