how to rebuild all apache virtual hosts at once?
1. Edit Apache vHosts Template according to your needs (default is fine) | Path: Apache Settings --> Apache vHosts Template
2. Check your server shared ip and apache port which you want to use. | Path CWP Settings --> Edit Settings
3. go to menu Apache Settings --> Rebuild Apache vHosts , check all details and click on "Rebuild All Apache vHosts" button.
once all is done check output and if apache started without any errors.
that is it!