Unsupported Modules Detected: Compilation is not supported for following modules: lib_DragViewPager, lib_commonUtils, lib_dateTimePickers, lib_fileSelector, lib_weekMonth. Unfortunately you can't have non-Gradle Java modules and Android-Gradle modules in one project.
Plugin Error
Problems found loading plugins:
Following plugins are incompatible with current IDE build: .ignore
在更新aar的时候，把项目搞坏了，报了一个这样的错误， 然后就是各种倒腾，clean， rebuild， 重启，没屌用，最后好像看好像是Gradle的问题。
点击Sync Project With Gradle Files就解决问题了