在virtualbox里安装的win7死机后, 强制关闭virtualbox，
VirtualBox ＂Unknown Status 0x800706BE＂ 解决方法
。再次重启出现如下错误：Failed to open a session for the virtual machine Win7.
Failed to get a console object from the direct session (Unknown Status 0x800706BE).
Result Code: VBOX_E_VM_ERROR (0x80BB0003)
Component: Machine
Interface: IMachine {22781af3-1c96-4126-9edf-67a020e0e858}
解决方法：www.dnzg.cn
卸载virtualbox
sudo apt-get remove virtualbox
再重新安装，启动virtualbox后，win7依然存在，直接启动即可，