Hi Luis, I've tried to use the -proposed branch, however it fails to find the new kernel. Here's a summary of the steps we've taken:
root@ubuntu14-3:~# uname -a Linux ubuntu14-3 3.13.0-30-generic #55-Ubuntu SMP Fri Jul 4 21:40:53 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux At the end of /etc/apt/sources.list this line was added: deb http://archive.ubuntu.com/ubuntu/ trusty-proposed restricted main multiverse universe root@ubuntu14-3:~# cat /etc/apt/preferences Package: * Pin: release a=trusty-proposed Pin-Priority: 400 root@ubuntu14-3:~# apt-get upgrade -s Reading package lists... Done Building dependency tree Reading state information... Done Calculating upgrade... Done The following packages were automatically installed and are no longer required: linux-cloud-tools-3.13.0-29 linux-cloud-tools-3.13.0-29-generic linux-headers-3.13.0-14 linux-headers-3.13.0-14-generic linux-image-3.13.0-14-generic linux-image-extra-3.13.0-14-generic Use 'apt-get autoremove' to remove them. 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. root@ubuntu14-3:~# apt-get install linux-image/trusty-proposed Reading package lists... Done Building dependency tree Reading state information... Done E: Release 'trusty-proposed' for 'linux-image' was not found -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1306215 Title: hyper-v: Tools: hv: Handle the case when the target file exists correctly To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1306215/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs