A system image must be selected to continue

问题

A system image must be selected to continue
A system image must be selected to continue

原因

下载SDK platforms时少下了系统图片

解决

打开SDK MANAGER,然后把右下角的show package details勾上,把对应的system image下载下来即可A system image must be selected to continue

解决后:

A system image must be selected to continue
A system image must be selected to continue
A system image must be selected to continue
A system image must be selected to continue
A system image must be selected to continue