Package: libiptc-dev Version: 1.8.4-2 Severity: normal Dear Maintainer,
Seems there are some Breaks/Replaces missing for upgrading: Preparing to unpack .../08-libiptc-dev_1.8.4-2_amd64.deb ... Unpacking libiptc-dev:amd64 (1.8.4-2) over (1.8.4-1) ... dpkg: error processing archive /tmp/apt-dpkg-install-QGhqK4/08-libiptc-dev_1.8.4-2_amd64.deb (--unpack): trying to overwrite '/usr/lib/x86_64-linux-gnu/pkgconfig/libiptc.pc', which is also in package libip4tc-dev:amd64 1.8.4-1 Preparing to unpack .../09-libip4tc-dev_1.8.4-2_amd64.deb ... Unpacking libip4tc-dev:amd64 (1.8.4-2) over (1.8.4-1) ... Greetings, Haegar -- System Information: Debian Release: bullseye/sid APT prefers unstable APT policy: (500, 'unstable'), (500, 'oldstable'), (101, 'experimental') Architecture: amd64 (x86_64) Foreign Architectures: i386 Kernel: Linux 5.3.0-2-amd64 (SMP w/4 CPU cores) Kernel taint flags: TAINT_WARN, TAINT_OOT_MODULE, TAINT_UNSIGNED_MODULE Locale: LANG=en_US.UTF-8, LC_CTYPE=de_DE.UTF-8 (charmap=UTF-8), LANGUAGE=en_US (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system) Versions of packages libiptc-dev depends on: ii libip4tc-dev 1.8.4-2 ii libip6tc-dev 1.8.4-2 libiptc-dev recommends no packages. libiptc-dev suggests no packages. -- debconf-show failed