The location of the main apache error log is inside /var/log/apache2/error_log. This will show all diagnostic information of your Apache server.
You also have access to an error log per domain. Depending on your Operating System, the location of your domain log might change. You can check the location of your domain error log by performing the following steps:
- Log into your Control Panel
- Click on the name of the server you want to check, then click “Domains”
- Click on the domain you want to check
- Click on “Web Hosting”
- On the table, you will see an “Error log” entry.
You will be able to see the latest entries in the error log by clicking on the gear button at the right, then clicking “View”.