For some reason, I had both xulrunner 1.9.1 and 1.9.2 installed. When I completely removed 1.9.1, removed my workspace directory, and removed my .eclipse directory it fixed the issue for me. (Many thanks for the xulrunner tip, Martijn.)
------------------------------------------ Eclipse SDK version 3.5.2 Build id: M20100211-1343 (installed from Synaptic Package Manager as 3.5.2-2ubuntu4.2) Ubuntu 10.04 (lucid) GNOME 2.30.2 Kernel 2.6.32-25-generic GCC 4.4.3 (x86_64-linux-gnu) -- Eclipse 3.5 hangs on showing suggestions https://bugs.launchpad.net/bugs/647366 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs