Preparing to unpack .../00-libstdc++6_10.3.0-1ubuntu1~20.04_i386.deb ...
Unpacking libstdc++6:i386 (10.3.0-1ubuntu1~20.04) ...
dpkg: error processing archive /tmp/apt-dpkg-install-QQg1bS/00-libstdc++6_10.3.0-1ubuntu1~20.04_i386.deb (--unpack):
 trying to overwrite shared '/usr/share/gcc/python/libstdcxx/v6/__init__.py', which is different from other instances of package libstdc++6:i386
Preparing to unpack .../01-libxau6_1%3a1.0.9-0ubuntu1_i386.deb ...
Unpacking libxau6:i386 (1:1.0.9-0ubuntu1) ...
dpkg: error processing archive /tmp/apt-dpkg-install-QQg1bS/01-libxau6_1%3a1.0.9-0ubuntu1_i386.deb (--unpack):
 trying to overwrite shared '/usr/share/doc/libxau6/changelog.Debian.gz', which is different from other instances of package libxau6:i386