cPanel - Errors
This function will display the last 300 errors for your site. This can be very useful for finding broken links or problems with missing files. Checking this log frequently can help keep your site running smoothly. This can help you to debug your website errors.
It will take you to the following interface.
This list of the errors occurred on this domain related to any issues. In this case there are no errors on this domain. You can frequently check this error log to see if there are any errors related to your website. It will be helpful for you to troubleshoot and resolve the errors.