I had this issue too. I had those grey boxes instead e.g. the youtube video. I tried to install flash rc 10 from the adobe labs site, but this didn't help. Reinstalling flash
$ sudo apt-get install --reinstall flashplugin-nonfree worked... Strange! -- Flash not working: Intrepid, 2.6.27, FF3 https://bugs.launchpad.net/bugs/262693 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