You accidentally pressed <CTRL><SHIFT><NUMLOCK> and did not notice it. Press it again (you should hear a BEEP). If it does not work, try these solutions.
Backup and Restore Evolution Data
Backup gconftool-2 –shutdown evolution –force-shutdown cd tar -cvzf evolution-backup.tar.gz .evolution .gconf/apps/evolution .gnome2_private/Evolution
Setting Up Samba
Objective: create a rather simplistic samba share for a small office or home network. I started from these articles: http://www.howtoforge.com/samba-fileserver-with-swat-fedora8 http://www.reallylinux.com/docs/sambaserver.shtml