This doesn't sound like a CoreOS issue, but rather a problem with Virtualbox: http://superuser.com/questions/785072/e-fail-0x80004005-when-running-linux-throug

This doesn't sound like a CoreOS issue, but rather a problem with Virtualbox: http://superuser.com/questions/785072/e-fail-0x80004005-when-running-linux-through-windows-8-virtualbox http://superuser.com/questions/785072/e-fail-0x80004005-when... https://forums.virtualbox.org/viewtopic.php?f=6&t=33196 https://forums.virtualbox.org/viewtopic.php?f=6&t=33196