无法将CD / DVD映像安装在计算机沙箱上
我安装了具有VirtualBox 4.2最新版本的Ubuntu 12.10 Server AMD 64。我已经成功安装了。我现在必须安装Guest Additions,但是却收到类似以下的错误消息 Unable to mount the CD/DVD image /usr/share/virtualbox/VBoxGuestAdditions.iso on the machine Sandbox. Would you like to force mounting of this medium? Could not mount the media/drive '/usr/share/virtualbox/VBoxGuestAdditions.iso' (VERR_PDM_MEDIA_LOCKED). Details Result Code: NS_ERROR_FAILURE (0x80004005) Result Code: NS_ERROR_FAILURE (0x80004005) Component: Console Interface: IConsole {db7ab4ca-2a3f-4183-9243-c1208da92392} Callee: IMachine …