If you apply the patch I attached (apt-cacher-lib.pl patch) to /usr/share/ap-cacher/apt-cacher-lib.pl that should fit it.
cd /usr/share/apt-cacher sudo patch -Np0 < apt-cacher.diff -- apt-cacher / Use of uninitialized value in concatenation / line 169 https://bugs.launchpad.net/bugs/223024 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs