@Lance Nanek基本上帮我解决了这个问题。如果你有类似的问题，这些步骤可能会有帮助。

@Lance Nanek basically helped me solved this problem. In case you had the similar problem, these steps might be helpful.

1. 运行ADB设备，你应该看到两个设备，一个是你的 仿真器，另一种是用Android Wear preVIEW应用程序，您的设备 安装。

1. run 'adb devices' , you should see two devices, one is your emulator, the other is your device with Android Wear Preview app installed.

您可能会看到你的模拟器下线，如果是的话，杀模拟器。从AVD，启动它，小心取消选中从快照启动' - 这 是对比的Andr​​oid穿上手指令：启动AVD 再次，但是从快照选择启动并取消保存 快照。

you might see your emulator offline, if so, kill the emulator. From avd, start it, carefully uncheck 'launch from snapshot' - this is contrast to Android Wear Get started instruction: "Start the AVD again, but select Launch from snapshot and deselect Save to snapshot."