I'm not sure but this seems to be the workaround that has been applied in 4.2.14: https://www.virtualbox.org/changeset/46576/vbox
And this the proper fix included in 4.2.16: https://www.virtualbox.org/changeset/46904/vbox -- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". Trouble? Contact [email protected]

