Package: gcc-4.5-base Version: 4.5-20091220-1 dpkg: error processing /var/cache/apt/archives/gcc-4.5-base_4.5-20091220-1_i386.deb (--unpack): trying to overwrite '/usr/lib/gcc/i486-linux-gnu/4.4.3', which is also in package gcc-4.4-base 0:4.4.2-6 Errors were encountered while processing: /var/cache/apt/archives/gcc-4.5-base_4.5-20091220-1_i386.deb