More information: i successfully compiled ghostscript 9.02 on Natty, but no change. When i kill the pdftops process there is an error entry in the logs:
E [27/May/2011:09:16:28 +0200] [Job 60411] Missing %%EndSetup! -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/788642 Title: pdf print job hangs abd blocks the queue -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs