Duplicating questions is basically spam :http://www.linux.com/learn/answers...

Duplicating questions is basically spam :
http://www.linux.com/learn/answers/18-systems-management/171-how-do-i-restore-my-desktop
Please just try to follow the instructions I posted.
Use a live cd to delete the /home/your-user-name/.kde4 folder or @ worse case : Re-install Linux a fresh.

Good Luck!

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