Possibly related: https://bugs.launchpad.net/ubuntu/+source/openjdk-6/+bug/745271
Some more system details: craig@wallace:~$ lsb_release -rd Description: Ubuntu Natty (development branch) Release: 11.04 xdpyinfo attached. craig@wallace:~$ apt-cache policy openjdk-6-jdk openjdk-6-jdk: Installed: 6b22-1.10.1~pre1-0ubuntu1 Candidate: 6b22-1.10.1~pre1-0ubuntu1 Version table: *** 6b22-1.10.1~pre1-0ubuntu1 0 500 http://ftp.iinet.net.au/pub/ubuntu/ natty/main i386 Packages 500 http://au.archive.ubuntu.com/ubuntu/ natty/main i386 Packages 100 /var/lib/dpkg/status ** Attachment added: "output from xdpyinfo" https://bugs.launchpad.net/ubuntu/+source/openjdk-6/+bug/750994/+attachment/1981037/+files/xdpyinfo.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/750994 Title: NetBeans 7 crashes OpenJDK with SIGSEGV in glXChooseVisual when GLX not available on display -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs