yes, I have the same error with the package from the repos. I removed the ABP extension I had got from firefox's webpage; restarted firefox; installed the one from the repos;restarted firefox again; and then had the same problem with the one from the repo.
new output for command: m...@dell-desktop:~$ apt-cache policy adblock-plus adblock-plus: Installed: 1.0-0ubuntu1 Candidate: 1.0-0ubuntu1 Version table: *** 1.0-0ubuntu1 0 500 http://archive.ubuntu.com jaunty/universe Packages 100 /var/lib/dpkg/status -- "ad block plus" breaks some yahoo games https://bugs.launchpad.net/bugs/300416 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