Watch a simple request for help turn into some people's political platform. Joy.
In any case, check to see if you've got an earlier version of Adobe installed, as previously suggested. Also, the program itself *can* become corrupt, so if all else fails, try an uninstall and fresh reinstall.
As an aside, to avoid another lame flamewar erupting from the people who just can't contain their hate for DRM, you might want to PM the folks that're being helpful. I'm pretty sure they'll continue to be so.
In any case, check to see if you've got an earlier version of Adobe installed, as previously suggested. Also, the program itself *can* become corrupt, so if all else fails, try an uninstall and fresh reinstall.
As an aside, to avoid another lame flamewar erupting from the people who just can't contain their hate for DRM, you might want to PM the folks that're being helpful. I'm pretty sure they'll continue to be so.