Hi Brian, > I'm having a variable over-write problem in a 10,000 line php file > that I can't seem to pin point. Is there an option to ASP's option > explicit setting that will throw an error without a re-declaration? Have you tried setting error reporting to E_ALL? http://www.php.net/manual/en/function.error-reporting.php Cheers, jens -- Jens Brueckmann http://www.yalf.de