root@jose-desktop:~# sudo /opt/lampp/lampp start
Starting XAMPP for Linux 1.7.7...
XAMPP: Starting Apache...
XAMPP: Another MySQL daemon is already running.
XAMPP: Starting ProFTPD...
XAMPP for Linux started.

sudo /opt/lampp/lampp stop
 sudo /etc/init.d/mysql stop
 sudo /opt/lampp/lampp start

sudo /etc/init.d/apache2 stop

/opt/lampp/lampp/ start

sudo service mysql stop