问题:导入自己做的microbit的tutorial时遇到报错 please check your internet connection and check the tutorial is valid
解决方法:删掉main.ts和test.ts文件(后面提到了要删掉image.g.ts文件,但是我没看到这个文件,可能是已经修复了)

参考链接: https://forum.makecode.com/t/custom-tutorial/6304
please check your internet connection and check the tutorial is valid.jpg

https://github.com/microsoft/pxt-microbit/issues/2524