Apparently, this issue was fixed in revision 30 (i.e. 1.56ubuntu1): http://bazaar.launchpad.net/~ubuntu-branches/ubuntu/trusty/os-prober/trusty/revision/30#linux-boot-probes/mounted/common/40grub2
Apparently, this issue was fixed in revision 30 (i.e. 1.56ubuntu1): http:// bazaar. launchpad. net/~ubuntu- branches/ ubuntu/ trusty/ os-prober/ trusty/ revision/ 30#linux- boot-probes/ mounted/ common/ 40grub2