The same goes for radeon driver. Just today I upgraded from dapper to edgy and I'm getting this now:
(EE) module ABI major version (0) doesn't match the server's version (1) (EE) Failed to load module "radeon" (module requirement mismatch, 0) -- xserver does not boot after upgrade from dapper to edgy / abi mismatch of nv nvidia driver https://launchpad.net/bugs/67272 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs