学习Flutter，本来好好的开发环境，想导入一个开源项目，一堆错误，改了一堆东西，弄坏了开发环境，报了一堆错误，现在弄好了，记录下刚解决的几个，防止后面再来一边。之前解决的没记录。
报错1
报错内容
FAILURE: Build failed with an exception. What went wrong: A problem occurred configuring root project 'android'. Could not open cp_proj generic class cache for build file 'D:\WORK\myLearningWork\development\untitled4\android\build.gradle' (C:\Users\YUAN.gradle\caches\7.5\scripts\agf2mvwbt4y5kvskau5h632qq). BUG! exception in phase 'semantic analysis' in source unit 'BuildScript' Unsupported class file major version 63 Try: Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights. Get more help at https://help.gradle.org BUILD FAILED in 1s Exception: Gradle task assembleDebug failed with exit code 1
解决办法
JDK的版本不合适。我升级到了JDK19，然后又退回到了JDK11
报错2
报错内容
Cannot resolve symbol 'Properties'
解决办法
去项目路径下Android 目录下 ./gradew clean一下
然后再去project structure 下设置下SDK
报错3
报错内容
Could not locate aapt. Please ensure you have the Android buildtools installed
解决办法
去SDK Manger里去更新下SDK或者重新下载下SDK
