This article mainly introduces the solution to the PHP error WARNING: SESSION_START() [FUNCTION. ESSION-START]. If you need help, you can refer to it. Sometimes you will encounter this problem when operating a session: Warning: session_start() [function. session start]
System environment: WIN2003+IIS6+PHP5.2.12
PHP has the following error:
Warning: session_start()[function.session-start]: ...... Failed: No such file or directory,
You can change the session.auto_start=0 in the php.ini file to session.auto_start=1
If the problem persists after restarting IIS,
That is, the session variable needs the temporary file space of the system and the permission to read and write.
Find session.save_path=in php.ini and set a valid folder path,
For example: session.save_path="c: php5 session_temp" and add the permission of the folder so that everyone has the permission to modify and write.
PHP environment:
OS:CentOS release 5.2 (Final)
Apache:
Server version: Apache/2.2.3
Server built: Jan 15 2008 20:33:30
php:
PHP 5.1.6 (cli) (built: May 24 2008 14:07:53)
Copyright (c) 1997-2006 The PHP Group
Zend Engine v2.1.0, Copyright (c) 1998-2006 Zend Technologies
Warning:session_start()[function.session-start]:open(/var/lib/php/session/sess_itqfqua1554rmkgcb8u89ujem5,O_RDWR)failed:Permission denied(13)in www_path on line 9 Warning:Unknown:open(/var/lib/php/session/sess_itqfqua1554rmkgcb8u89ujem5,O_RDWR)failed:Permission denied(13)in Unknown on line 0 Warning:Unknown:Failed to write session data (files); Please verify that the current setting of session.sav_path is correct (/var/lib/php/session)in Unknown on line 0
terms of settlement:
Method 1. Comment out session.save_path="/var/lib/php/session" in/etc/php. ini
Method 2: View the apache user and group, and then add the user to the group where the session folder is located.
Method 3: No output before session_start()!
Then restart Apache;
OK, Problem solved!
