Thank you for the logs You are using hpijs driver. Recommend you to use hpcups drivers.
Latest HPLIP 3.12.4 is released now and it has the auto installation support for ubuntu 12.04. Please download the file from http://hplipopensource.com/hplip-web/gethplip.html and install it by running command "sh hplip-3.12.4.run". It has by default hpcups drivers enabled. Hope installing latest hplip 3.12.4 will resolve your problem Please let us know on the same -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/965527 Title: hplip: Install required plugin fails To manage notifications about this bug go to: https://bugs.launchpad.net/hplip/+bug/965527/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs