The error log in cPanel shows HTTP errors that occur when visitors try to view your site. These errors may be related to requested files that were not found, permission settings, and so on. The error log in cPanel shows the last 300 entries from your web site's error log.
You can use this tool to detect suspicious activity, such as a possible virus infection or an unauthorized access attempt. If you need further assistance, please open a support ticket with our Guru Crew on the Customer Portal at https://my.a2hosting.com.