dpkg: error processing /var/cache/apt/archives/gnome-session_3.0.2-0ubuntu1~natty1_all.deb (--unpack):
trying to overwrite '/usr/share/xsessions/gnome-shell.desktop', which is also in package gnome-shell 3.0.1-0ubuntu1~build1
Errors were encountered while processing:
/var/cache/apt/archives/gnome-session_3.0.2-0ubuntu1~natty1_all.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)
i was got error after update a gnome-session.
dpkg: error processing /var/cache/ apt/archives/ gnome-session_ 3.0.2-0ubuntu1~ natty1_ all.deb (--unpack): xsessions/ gnome-shell. desktop' , which is also in package gnome-shell 3.0.1-0ubuntu1~ build1 apt/archives/ gnome-session_ 3.0.2-0ubuntu1~ natty1_ all.deb
trying to overwrite '/usr/share/
Errors were encountered while processing:
/var/cache/
E: Sub-process /usr/bin/dpkg returned an error code (1)
please Advice..