Virtual Box无法启动VM:PIIX3 cannot attach drive to the Primary Master (VERR_VD_IMAGE_READ_ONLY).

问题:
启动Genymotion提示无法连接VirtualBox,打开VirtualBox启动时,提示如下错误。
PIIX3 cannot attach drive to the Primary Master (VERR_VD_IMAGE_READ_ONLY).

PIIX3 cannot attach drive to the Primary Master (VERR_VD_IMAGE_READ_ONLY).
C:\Users\Administrator\AppData\Local\Genymobile\Genymotion\deployed\Custom Phone – 6.0.0 – API 23 – 768×1280\Snapshots/{e0479a3a-a7d5-44c2-b878-8077ed421ec0}.vmdk

—————————
Error
—————————
Unable to start the virtual device.

VirtualBox cannot start the virtual device.

To find out the cause of the problem, start the virtual device from VirtualBox.

For more information, check the log files. Please refer to: www.genymotion.com/faq/logs
—————————
OK
—————————
分析
主要VirtualBox无法找虚拟机所需的文件,因为之前乐3的系统盘满了,移动和清理过,可能在这过程不慎丢失。
解决办法:
重新创建一个虚机就OK了。