<div dir="ltr"><div><div><div><div><div><div>Hi.<br></div>At the end I have followed suggestions by Dave and removed ATI drivers using:<br></div>sudo /etc/init.d/lightdm stop<br></div>sudo apt-get purge fglrx*<br><br></div>
When I have rebooted Xubuntu worked perfectly again.<br><br></div>Thanks for your help.<br></div>Michele<br></div>