<?php

if ( $utente =="" or $email=="" )

echo "

<img src=/aggiornamentosito/image/quadro.bmp><font face=\"arial\" size=\"1\">[b] completare correttamente i campi
nome utente e e-mail
</font>";


else
echo "

<img src=/aggiornamentosito/image/quadro.bmp><font face=\"arial\" size=\"1\">
$utente ti è stata inviata una mail al seguente indirizzo $email per completare la registrazione dei dati.</font>";

session_start();
$ID= session_id();
echo $ID;



?>


perchè mi dà questi errori??

Warning: session_start(): open(/tmp\sess_378f16d1f90d7c6e8cc2d951654ccb05, O_RDWR) failed: No such file or directory (2) in c:\programmi\apache group\apache\htdocs\aggiornamentosito\anteprimarel azione.php on line 40

Warning: session_start(): Cannot send session cookie - headers already sent by (output started at c:\programmi\apache group\apache\htdocs\aggiornamentosito\anteprimarel azione.php:10) in c:\programmi\apache group\apache\htdocs\aggiornamentosito\anteprimarel azione.php on line 40

Warning: session_start(): Cannot send session cache limiter - headers already sent (output started at c:\programmi\apache group\apache\htdocs\aggiornamentosito\anteprimarel azione.php:10) in c:\programmi\apache group\apache\htdocs\aggiornamentosito\anteprimarel azione.php on line 40
378f16d1f90d7c6e8cc2d951654ccb05


Warning: Unknown(): open(/tmp\sess_378f16d1f90d7c6e8cc2d951654ccb05, O_RDWR) failed: No such file or directory (2) in Unknown on line 0

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