errore sessione..

[ultrasflavio]

codice

<?php
session_start();
if(!isset($_SESSION["count"]))
$_SESSION["count"]=0;
else
$_SESSION["count"]++;
echo "ciao questa pagina è stata visitata da te".$_SESSION["count"]."volte";

?>

errore

Warning: open(/tmp\sess_cc0694070202d42e9053179f3746b463, O_RDWR) failed: No such file or directory (2) in c:\programmi\apache group\apache\test\esempi\sessioni.php on line 2
ciao questa pagina è stata visitata da te0volte
Warning: open(/tmp\sess_cc0694070202d42e9053179f3746b463, O_RDWR) failed: No such file or directory (2) in Unknown on line 0

Warning: Failed to write session data (files). Please verify that the current setting of session.save_path is correct (/tmp) in Unknown on line 0

:master: