问题
Android Studio 编译报错：
Execution failed for task ':app:checkDebugDuplicateClasses'.
FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':app:checkDebugDuplicateClasses'.
> 1 exception was raised by workers:
java.lang.RuntimeException: Duplicate class com.tencent.ijk.media.exo.BuildConfig found in modules jetified-LiteAVSDK_Player-7.5.9307-runtime.jar (com.tencent.liteav:LiteAVSDK_Player:7.5.9307) and jetified-LiteAVSDK_Player_7.5.9307-runtime.jar (:LiteAVSDK_Player_7.5.9307:)
Go to the documentation to learn how to <a href="d.android.com/r/tools/classpath-sync-errors">Fix dependency resolution errors</a>.
* 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 1m 34s
155 actionable tasks: 155 executed
原因
依赖了重复的资源文件，例如：
lib中导入了A.aar文件，然后又在build.gradle中依赖了相同的A文件。- 依赖两个不同的资源文件，但是，这两个资源文件里面包含了相同的内容。
解决方案
去除重复的资源文件即可。