You seem to have installed a version of libpoppler-qt4-3 from a PPA. Please try reinstalling the package with:
sudo apt-get install --reinstall libpoppler-qt4-3 If that does not help, please disable the PPA and install the official version. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1015193 Title: Error libpoppler-qt4.so.3 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/texworks/+bug/1015193/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs