more than one device/emulator

今天在运行 adb shell 的时候 报了这个错误"more than one device/emulator",
解决之道:

adb devices
List of devices attached
192.168.0.102:5555    device
emulator-5554    offline

adb shell 时 指定 对应的 devices
如

adb -s192.168.0.102:5555 shell 即可