
How to install MySQL using Source Distribution on Linux:

After MySQL configuration, when you try to restart your mysql service with this command /etc/rc.d/init.d/mysql start, and after this you get error message
"ERROR! Manager of pid-file quit without updating file."

When you try to access phpmyadmin with link http://localhost/phpmyadmin, if you get “Cannot load mcrypt extension. Please check your PHP configuration.” error message every browsing web page of phpmyadmin .

When you try to access phpmyadmin with link http://localhost/phpmyadmin, if you get this error “The configuration file now needs a secret passphrase(blowfish_secret).” message on browsing window.