adb 调试一直报错
$ adb shell
error: device offline
解决办法：
$ adb kill-server $ adb start-server * daemon not running. starting it now on port 5037 * * daemon started successfully *
adb 调试一直报错
$ adb shell
error: device offline
解决办法：
$ adb kill-server $ adb start-server * daemon not running. starting it now on port 5037 * * daemon started successfully *