why do i get this?
i left no blank spaces before session_start() and i have no idea of whats wrong.
Warning: session_start() [function.session-start]: open(C:\PHP\sessiondata\sess_a8bcb9da768e996a74effe5c192a2e91, O_RDWR) failed: No such file or directory (2) in C:\Documents and Settings\Hermann\Escritorio\webserver\pagina2\include\validate.php on line 2
Warning: session_start() [function.session-start]: Cannot send session cookie - headers already sent by (output started at C:\Documents and Settings\Hermann\Escritorio\webserver\pagina2\include\validate.php:2) in C:\Documents and Settings\Hermann\Escritorio\webserver\pagina2\include\validate.php on line 2
Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at C:\Documents and Settings\Hermann\Escritorio\webserver\pagina2\include\validate.php:2) in C:\Documents and Settings\Hermann\Escritorio\webserver\pagina2\include\validate.php on line 2
<?php
session_start();
$user_name = $_POST['user_name'];
$password = $_POST['password'];
etc....
?>