> # apt-get dist-upgrade > dpkg: error processing > /var/cache/apt/archives/libgrass_5.7.0+6.0.0beta2-1_i386.deb > (--unpack): > trying to overwrite `/usr/lib/grass/lib/libgrass_datetime.so', which > is also in package libgrass5.7 remove old experimental grass packages before trying upgrade? # apt-get remove libgrass5.7 ? Hamish