Error:Execution failed for task ':app:transformResourcesWithMergeJavaResForDebug'.
> com.android.build.api.transform.TransformException: com.android.builder.packaging.DuplicateFileException: Duplicate files copied in APK META-INF/LICENSE
File1: C:\Users\Vincent\.gradle\caches\modules-2\files-2.1\com.fasterxml.jackson.core\jackson-databind\2.4.3\feff63199be7b8f495c2f3e2096dcb6bd5e5b0b3\jackson-databind-2.4.3.jar
File2: C:\Users\Vincent\.gradle\caches\modules-2\files-2.1\com.fasterxml.jackson.core\jackson-annotations\2.4.0\d6a66c7a5f01cf500377bd669507a08cfeba882a\jackson-annotations-2.4.0.jar
File3: C:\Users\Vincent\.gradle\caches\modules-2\files-2.1\com.fasterxml.jackson.core\jackson-core\2.4.3\4cb3dbb0c2f75b51aa7543c53252989785a0c609\jackson-core-2.4.3.jar
解决方案:
在app的build.gradle的android{}中添加:
packagingOptions {
exclude 'META-INF/DEPENDENCIES'
exclude 'META-INF/NOTICE'
exclude 'META-INF/LICENSE'
exclude 'META-INF/LICENSE.txt'
exclude 'META-INF/NOTICE.txt'
}
本文介绍了解决Android应用打包时出现的重复文件错误的方法。通过在build.gradle文件中添加特定配置,排除了引起冲突的META-INF文件,从而避免了DuplicateFileException异常。
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