An error log is a list of the error messages and warnings that appeared for one reason or another while your visitors were surfing around your website. This type of a log contains raw information on the way the hosting server has handled requests a number of situations. An error message could appear if, for instance, a link leads to a page or a file that is not on the server, if the code on a certain page can't be processed, if anyone is trying to access the site or its back office through an IP address that is blocked by an .htaccess rule and so forth. The information inside the error log features the IP address of the website visitor, what error message appeared and the root cause for the server to display it, the entire path to the file which caused the error and the precise time of the event. Having this data will enable you to learn if any part of your site has an issue, which you could then take care of. As a result, your visitors will have a better experience and you may boost the Internet site for maximum performance.