CWP reinstallation resolves Cannot define multiple Listeners on the same IP:port

Reinstall CWP to solve the Cannot define multiple Listeners on the same IP:port problem

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The server usesCWP Control Panel, after restarting enter the following apache restart command:

service httpd restart

The following error message appears:

Starting httpd: AH00526: Syntax error on line 36 of /usr/local/apache/conf/extra/httpd-ssl.conf:
Cannot define multiple Listeners on the same IP:port

if yourLinuxThe system also has this problem. If you can't find a specific solution in the official forum of the CWP control panel, please try the solution in this article first▼

CWP Control Panel is down and cannot be accessed? Start/Stop/Restart/View CWP Services

Reinstall CWP Control Panel

If the above doesn't work, try running the following command line by line:

yum install cwp-httpd
yum install cwp-suphp
yum install cwp-php
sh /scripts/update_cwp
sh /scripts/restart_cwpsrv

Rebuild cwpsrv configuration ▼

sh /scripts/cwpsrv_rebuild_user_conf

try reinstalling or updating thissoftwarebag▼

yum reinstall cwpsrv
yum reinstall cwpphp

After that, restart the service or restart the server ▼

service cwpsrv restart
service cwp-phpfpm restart

• Usually after executing the above SSH command, the CWP control panel can be quickly reinstalled.

The CWP control panel can then be logged in via the IP address.

But if the website cannot be accessed, please reset the default web server:

Step 1: On the left side of the CWP Control Panel, click WebServer Settings → Select WebServers ▼

Step 2: Nginx & Varnish & Apache ▼

Step 3: Click the “Save & Rebuild Configuration” button at the bottom to save and rebuild the configuration.

Step 4: Check the CWP homepage Dashboard service status▼

• Make sure they are all in Active state.

Step 5: Every time you reset the default web server, you must optimize the Nginx settings▼

What to do if the Nginx server CPU load and process memory usage are high?

How does CWP7 set the extended timeout limit?Solve Nginx 504 Gateway error

 If the Apache service is not activated after rebuilding Apache, the Apache service cannot be started even if it is restarted...

please tryApache service yum command to delete and reinstall ▼

yum remove cwp-httpd
yum install cwp-httpd

If after entering the above SSH command, access to the CWP control panel background URL, a 500 error occurs and the CWP control panel cannot be logged in, which may be caused by a problem with the CWP program settings.

• Since the CWP control panel does not provide an uninstaller, you have to reinstall the Linux server to remove it and install it manually again.
• Before reinstalling your Linux server, be sure to back up your CWP control panel.

Backup and fresh reinstall of the CWP control panel

Step 1:Backup your website and database ▼

How to set up scheduled automatic backup and restore backup in CWP control panel?

Step 2:directory will be backed up /home/backup, copy to Google Drive 

Copy the local backup directory /home/backup Go to the backup directory where the network disk named gdrive is configured, and vice versa ▼

rclone copy /home/backup gdrive:backup

• Copy the backup file to Google Disk, need to installRclone.

Please refer to this tutorial for Rclone installation and usage ▼

How to use rclone backup for VPS? CentOS uses GDrive automatic synchronization tutorial

Step 3:Reinstall CWP Control Panel

How to install CWP control panel again? Please see this article for CWP ▼

How to install CWP Control Panel? CENTOS WEB PANEL Configuration Tutorial

Step 4:Restoring backup files

After reinstalling the CWP control panel, restore the backup compressed package in the Google network disk to /home/backup Catalog▼

rclone copy gdrive:backup /home/backup

Step 5:Restore CWP Control Panel Backup Files and Databases▼

How to set up scheduled automatic backup and restore backup in CWP control panel?