From: [EMAIL PROTECTED] Operating system: Win NT4 SP6 PHP version: 4.0.4pl1 PHP Bug Type: Program Execution Bug description: "Unable to fork" error when trying to use external program execution. I use PHP 4.0.4 pl1 on a machine running Windows NT4 Server, with sp 6 and IIS4 When I try to use any of the functions exec(), system() or passthru(), I receive the following error: Warning: Unable to fork [dir /w > c:\test.txt] in D:\Inetpub\wwwroot\cooldim.com\test.php on line 2. This error was displayed when trying to run the following code: <? passthru("dir /w > c:\\test.txt"); ?> I tried a similar script on a Unix machine which worked fine... Help Please! -- Edit Bug report at: http://bugs.php.net/?id=9069&edit=1 -- PHP Development Mailing List <http://www.php.net/> To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] To contact the list administrators, e-mail: [EMAIL PROTECTED]