I was having the same problem. I found it to be a problem with an unofficial libpcre package from pgquiles' ppa archive.
To determine if you're having the same problem, you can do this: $tail /var/log/privoxy/errorfile: Jun 20 12:34:42.810 Privoxy(b7d696b0) Info: Privoxy version 3.0.8 Jun 20 12:34:42.810 Privoxy(b7d696b0) Info: Program name: /usr/sbin/privoxy /usr/sbin/privoxy: symbol lookup error: /usr/sbin/privoxy: undefined symbol: pcreposix_regcomp $ dpkg -l|grep pcre ii libpcre++0 0.9.5-3 C++ wrapper class for pcre (runtime) ii libpcre3 7.7-0ubuntuhardy1~pgquiles2 Perl 5 Compatible Regular Expression Library - r ii libpcrecpp0 7.7-0ubuntuhardy1~pgquiles2 Perl 5 Compatible Regular Expression Library - C To fix it, here's what I did: 1) sudo dpkg --force-depends --remove libpcre3 libpcrecpp0 2) comment out/disable the pgquiles source in my /etc/apt/source.list file 3) sudo apt-get update 4) sudo apt-get -f install Now privoxy starts again! -- package privoxy 3.0.8-1 failed to install/upgrade: Unterprozess post-installation script gab den Fehlerwert 1 zurück https://bugs.launchpad.net/bugs/208313 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