I executed this code on my computer.
<?
session_start();
session_register("counter");
$counter++;
echo $counter;
?>
And I got ...
Warning: open(/tmp\sess_40aa63257f8762367c8698fa37e963a5, O_RDWR) failed: m (2) in C:\HTTPD\HTDOCS\counter.php on line 2
1
Warning: open(/tmp\sess_40aa63257f8762367c8698fa37e963a5, O_RDWR) failed: m (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
My OS is Windows 98.
I use OmniHTTPD as my http server.
Please help me!