Quoting Adam Zey <azey@xxxxxx>: > > Looking at your $command, there is no path in front of it. It's likely > that PHP's shell doesn't have the program in its PATH. Try manually > specifying the full path to the command: > > $command="/home/peter/myprog $arg1 $arg2 > textfile.txt"; > > (or whatever the path is) > > Keep in mind that under linux, (unlike DOS), you CANNOT execute > applications in the same directory without a path. Even if the program > is in the same directory as your present working directory (which is > usually where the PHP script is located), you'd have to do "./myprog" as > a relative path. > > Regards, Adam Zey. I have actually tried that and it didn't make any difference. In the actual code I have full paths applied to all input and output files. One of the system calls is in the system path. (ie: /usr/bin) Peter -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php