I'm getting the exact same issue on both my thinkpad t43p and my inspiron 9300. I haven't tried the above tweaking yet, will post back when i know if it works or not for me. Possibly related is that i've been unable to write cds on the t43p also.
-- impossible to read a dvd https://launchpad.net/bugs/42083 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs