VirtualBox 安装增强功能报错:Unable to insert the virtual optical disk /Applications/VirtualBox.app/Conten...
安装增强功能会报下面的错误:Unabletoinsertthevirtualopticaldisk/Applications/VirtualBox.app/Contents/MacOS/VBoxGuestAdditions.isointothemachineVirtualUbuntu.Wouldyouliketotrytoforceins