I was having this problem, and found a workaround in which I turned full hinting on in font preferences under 'Appearance.' A limited version of the problem cropped up again when I was using the 'Dust' desktop theme, however downloading Dust 0.4 has mostly fixed it.
Not a diagnosis, I know, but perhaps this helps to find one? -- openoffice.org 3 dialogs have blank buttons/widgets https://bugs.launchpad.net/bugs/366685 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