意外的顶级例外：com.android.dex.DexException

问题描述

我想吧codefraglibv2融入我的Andr​​oidStudio Android应用程序。我试图库core.jar添加和酒吧codelib.jar复制到libs目录。然而，当我尝试运行应用程序时，我得到以下错误

I am trying to integrate barcodefraglibv2 into my android app in AndroidStudio. I tried to copy libs core.jar and barcodelib.jar into libs directory. However when I try to run application, I get following error

Error:Execution failed for task ':Blok:dexDebug'.
> com.android.ide.common.internal.LoggedErrorException: Failed to run command:
    /home/backman/android/sdk/build-tools/android-4.4.2/dx --dex --output /home/backman/AndroidStudioProjects/Blok/Blok/build/dex/debug /home/backman/AndroidStudioProjects/Blok/Blok/build/classes/debug /home/backman/AndroidStudioProjects/Blok/Blok/build/dependency-cache/debug /home/backman/AndroidStudioProjects/Blok/Blok/build/pre-dexed/debug/core-bcdbe5f84dd399255abb34d14ce9def109db2534.jar
  Error Code:
    2
  Output:
    UNEXPECTED TOP-LEVEL EXCEPTION:
    com.android.dex.DexException: Multiple dex files define Lcom/google/zxing/BarcodeFormat;
        at com.android.dx.merge.DexMerger.readSortableTypes(DexMerger.java:594)
        at com.android.dx.merge.DexMerger.getSortedTypes(DexMerger.java:552)
        at com.android.dx.merge.DexMerger.mergeClassDefs(DexMerger.java:533)
        at com.android.dx.merge.DexMerger.mergeDexes(DexMerger.java:170)
        at com.android.dx.merge.DexMerger.merge(DexMerger.java:188)
        at com.android.dx.command.dexer.Main.mergeLibraryDexBuffers(Main.java:439)
        at com.android.dx.command.dexer.Main.runMonoDex(Main.java:287)
        at com.android.dx.command.dexer.Main.run(Main.java:230)
        at com.android.dx.command.dexer.Main.main(Main.java:199)
        at com.android.dx.command.Main.main(Main.java:103)

我有没有运气试图解决它。

I have no luck trying to solve it.

推荐答案

解决了，

我删除库，重新加载项目，添加库，打消了我的引用来支持V4，除去库再次，建立，加上库，构建，重新添加引用和建设。

I removed libraries, reload project, add libraries, removed my references to support-v4, removed libraries again, build, add libraries, build, added back references and build.

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