A problem occurred configuring project ':glcamera'

* What went wrong:
A problem occurred configuring project ':glcamera'.
> No version of NDK matched the requested version 21.0.6113669. Versions available locally: 21.3.6528147

错误已显示出来了，将 build.gradle(:glcamera) 的 ndkVersion '21.0.6113669' 改为 ndkVersion '21.3.6528147’ 即可

或者下载对应的版本的NDK即可