dpkg: error processing archive /var/cache/apt/archives/libc6-dev-amd64_2.19-0ubuntu6.9_i386.deb (–u


Errors like these can be resolved this way
sudo dpkg -i –force-overwrite /var/cache/apt/archives/*.deb
* Is the deB file in front of (–unpack) in the figure above. See the last item in the figure

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