Hello Linux Geeksters.
I have previously written these three articles on how to fix the segmentation fault error when running Skype on Ubuntu 13.04 Raring Ringtail:
This is the forth article of this kind. The quickest and dirtiest method for fixing Skype on Ubuntu 13.04, is by pasting this oneliner in your terminal:
$ sudo sed -i 's/^Exec=skype.*/Exec=bash -c "export LD_PRELOAD=\/usr\/lib\/i386-linux-gnu\/mesa\/libGL\.so\.1 \&\& skype %U"/' /usr/share/applications/skype.desktop