How to upgrade PHP version plesk linux server

Some forums need minimum PHP 5.2.x installed on the server and plesk install php 5.1.6 by default. To upgrade PHP version, just login to shell with root access and execute following commands.

wget -q -O - http://www.atomicorp.com/installers/atomic.sh | sh
yum update php

Setting up the default index page using .htaccess

If you have 2 index page i.e index.html and index.php and by default web browser is showing index.html and if you want to change it to index.php then you can do that by adding following code in to .htaccess.

DirectoryIndex index.php index.html

child pid xxx exit signal Segmentation fault (11)

[Thu Dec 24 09:12:03 2009] [notice] child pid 8877 exit signal Segmentation fault (11)
[Thu Dec 24 09:12:38 2009] [notice] child pid 8466 exit signal Segmentation fault (11)
[Thu Dec 24 09:12:38 2009] [notice] child pid 8883 exit signal Segmentation fault (11)
[Thu Dec 24 09:12:39 2009] [notice] child pid 8760 exit signal Segmentation fault (11)
[Thu Dec 24 09:12:47 2009] [notice] child pid 8781 exit signal Segmentation fault (11)

When you get above errors in apache error logs then just make following changes in to httpd.conf

Add following line in main config section:
===========================
CoreDumpDirectory /tmp/apache2-gdb-dump
===========================

Create following folder as well and change the permission
=====================
mkdir -p /tmp/apache2-gdb-dump
chmod 0777 /tmp/apache2-gdb-dump
=====================

Connection refused 111 Can't open SMTP stream

If you are getting following error while sending email from SquirrelMail then just restart Ip tables or stop and start IPtabls. That will fix the issue

=====================================
Connection refused 111 Can't open SMTP stream
=====================================

Command to restart Iptables

=====================================
/etc/init.d/iptables restart
=====================================

Commands to stop and start IPtables
=====================================
/etc/init.d/iptables stop
/etc/init.d/iptables start
=====================================

cannot start session without errors, please check errors given in your PHP and/or webserver log file and configure your PHP installation properly

Sometimes phpMyadmin will give you following error.

“cannot start session without errors, please check errors given in your PHP and/or webserver log file and configure your PHP installation properly.”

Make the following changes.


root@server[~]#nano /usr/local/cpanel/3rdparty/etc/phpmyadmin/php.ini
And than change the following values in php.ini file

FROM:
—–
session.save_handler = sqlite
session.save_path =/var/cpanel/userhomes/cpanelphpmyadmin/sessions/phpsess.sdb
—–
TO
—–
session.save_handler = files
session.save_path = /tmp


Restart cpanel