Warning: require(const.php) [function.require]: failed to open stream: No such file or directory in D:\inetpub\webs\taxicasertait\index.php on line 2

Fatal error: require() [function.require]: Failed opening required 'const.php' (include_path='.;C:\PHPVersions\PHP52\includes') in D:\inetpub\webs\taxicasertait\index.php on line 2