I am seeing the same problem. I have installed the debugging version of pdftk as instructed and libgcj11-dbg, and still get the same stack strace:
Error: Unexpected Exception in open_reader() Unhandled Java Exception: java.lang.NullPointerException at gnu.gcj.runtime.NameFinder.lookup(libgcj.so.11) at java.lang.Throwable.getStackTrace(libgcj.so.11) at java.lang.Throwable.stackTraceString(libgcj.so.11) at java.lang.Throwable.printStackTrace(libgcj.so.11) at java.lang.Throwable.printStackTrace(libgcj.so.11) I can send you the original document and the offending, evince-edited version. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/774052 Title: Pdftk fails on PDF annotations added from Evince To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pdftk/+bug/774052/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs