【Mac+appium+android】操作appium获取元素时报错 Original error: 'POST /touch/perform' cannot be proxied to UiAutomator2 server because the instrumentation process is not running (probably crashed). 解决方案

一、问题描述

　　操作appium获取元素时报错：[performTouchAction([{"action":"press","options":{"x":508,"y":1556}},{"action":"wait","options":{"ms":500}},{"action":"moveTo","options":{"x":554,"y":1556}},{"action":"release","options":{}}])] Error response status: 13, , UnknownError - An unknown server-side error occurred while processing the command. Selenium error: An unknown server-side error occurred while processing the command. Original error: 'POST /touch/perform' cannot be proxied to UiAutomator2 server because the instrumentation process is not running (probably crashed). Check the server log and/or the logcat output for more details

 

二、解决方案

　　在终端执行命令：

　　

adb kill-server
adb start-server