FAILURE: Build failed with an exception.
*?What?went?wrong:
A?problem?occurred?configuring?project?':app'.
>?SDK?location?not?found.?Define?location?with?sdk.dir?in?the?local.properties?file?or?with?an?ANDROID_HOME?environment?variable.
*?Try:
Run?with?--stacktrace?option?to?get?the?stack?trace.?Run?with?--info?or?--debug?option?to?get?more?log?output.
BUILD?FAILED
Total?time:?14.81?secs
Could?not?install?the?app?on?the?device,?read?the?error?above?for?details.
Make?sure?you?have?an?Android?emulator?running?or?a?device?connected?and?have
set?up?your?Android?development?environment:
https://facebook.github.io/react-native/docs/android-setup.html
處理方式：
這個(gè)問(wèn)題是找不到對(duì)應(yīng)的SDK路徑盒使，可以到 android/ 文件夾下找到 local.properties 文件，如果沒有就創(chuàng)建一個(gè)炼鞠，然后在里面修改對(duì)應(yīng)的sdk路徑鹅士。
例如：
sdk.dir=/Users/USERNAME/Library/Android/sdk
