The ADB binary found at XX is obsolete and has seriousperformance problems with the Android Emulator
解决方法：
https://blog.csdn.net/nishigesb123/article/details/89486129
我自己最后的解决方法，虽然还是弹出那个提示来。但是程序可以正常跑起来了。我的问题就是 这个Android SDK Buil-Tools 29没有安装，安装上，再打开模拟器还会报那个错误。但是程序可以正常跑起来
windows10中Android模拟器与docker环境要求的虚拟技术冲突解决
https://blog.csdn.net/austindev/article/details/85601564
这个问题是因为安装了dock 又安装了android studio引起的。需要win10 安装1809版本以上。说白了就是安装最新版最好了。
win10 安装更新非常的慢 3个小时左右 甚至更久。。。。要有耐心和时间
Launching libmain.dart on Android SDK built for x86 in debug mode...
Initializing gradle...
Resolving dependencies...
Running Gradle task 'assembleDebug'...
Built buildappoutputsapkdebugapp-debug.apk.
cmd: Can't find service: activity
Installing buildappoutputsapkapp.apk...
Error: ADB exited with exit code 1
Performing Streamed Install
adb: failed to install C:UserswjwAndroidStudioProjectsflutter_app1uildappoutputsapkapp.apk: cmd: Can't find service: package
Error launching application on Android SDK built for x86.
