Today I have installed 10.04-2 alternate (in virtualbox) and the issue seems fixed. In fact I haven't forced to uncomment the line suggested by @Michal to boot from the second disk when first was removed.
Can anyone (@Michal can you?) confirm this? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/594202 Title: grub2 installed on raid1 can not boot from second disk when first disk is removed -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
