$ sudo apt-get --reinstall install libcaca0
Reading package lists... Done
Building dependency tree
Reading state information... Done
0 upgraded, 0 newly installed, 1 reinstalled, 0 to remove and 0 not upgraded.
9 not fully installed or removed.
Need to get 0B/106kB of archives.
After unpacking 0B of additional disk space will be used.
Do you want to continue [Y/n]? y
E: Invalid archive signature
E: Prior errors apply to /var/cache/apt/archives/libcaca0_0.99.beta11.debian-2build1_i386.deb
debconf: apt-extracttemplates failed: Bad file descriptordpkg-deb: `/var/cache/apt/archives/libcaca0_0.99.beta11.debian-2build1_i386.deb' is not a debian format archive
dpkg: error processing /var/cache/apt/archives/libcaca0_0.99.beta11.debian-2build1_i386.deb (--unpack):
 subprocess dpkg-deb --control returned error exit status 2
Errors were encountered while processing:
 /var/cache/apt/archives/libcaca0_0.99.beta11.debian-2build1_i386.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)