An error log is a listing of the error messages and warnings which appeared for one reason or another while your visitors were browsing your website. This kind of a log features raw info on the way the hosting server has addressed requests a number of situations. An error message might appear if, for instance, a link leads to a webpage or a file that is not on the server, if the code on a certain page can't be processed, if somebody is trying to access the Internet site or its back office through an IP address that is blocked by an .htaccess rule and so forth. The data in the error log features the IP address of the website visitor, what error message appeared and the root cause for the hosting server to show it, the full path to the file which triggered the error and the precise time of the event. Having this information will allow you to determine if any part of your site has a problem, that you can then resolve. As a result, your site visitors will have a better experience and you may supercharge the Internet site for optimum performance.