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POUNEXPECTED TOP-LEVEL EXCEPTION when running barcode reader application
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  1. POUNEXPECTED TOP-LEVEL EXCEPTION when running barcode reader application
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    copied!<p>I'm writing a barcode reader app for android with IntelliJ. it was working fine when I used biggu_sacanner library, but when I replaced it with zxing library, I've got following error. I commented out the code lines related to using libraries, so I'm not using them, I just added zxing library to Project Structure>Libraries. still getting the same error! why?</p> <pre><code>Information:Using javac 1.7.0_25 to compile java sources Information:Module "p311-lgsalestrack-android" was fully rebuilt due to project configuration/dependencies changes Information:Compilation completed with 22 errors and 0 warnings in 8 sec Information:22 errors Information:0 warnings Error:Android Dex: [p311-lgsalestrack-android] UNEXPECTED TOP-LEVEL EXCEPTION: Error:Android Dex: [p311-lgsalestrack-android] java.lang.IllegalArgumentException: already added: Lcom/google/zxing/BarcodeFormat; Error:Android Dex: [p311-lgsalestrack-android] at com.android.dx.dex.file.ClassDefsSection.add(ClassDefsSection.java:123) Error:Android Dex: [p311-lgsalestrack-android] at com.android.dx.dex.file.DexFile.add(DexFile.java:163) Error:Android Dex: [p311-lgsalestrack-android] at com.android.dx.command.dexer.Main.processClass(Main.java:490) Error:Android Dex: [p311-lgsalestrack-android] at com.android.dx.command.dexer.Main.processFileBytes(Main.java:459) Error:Android Dex: [p311-lgsalestrack-android] at com.android.dx.command.dexer.Main.access$400(Main.java:67) Error:Android Dex: [p311-lgsalestrack-android] at com.android.dx.command.dexer.Main$1.processFileBytes(Main.java:398) Error:Android Dex: [p311-lgsalestrack-android] at com.android.dx.cf.direct.ClassPathOpener.processArchive(ClassPathOpener.java:245) Error:Android Dex: [p311-lgsalestrack-android] at com.android.dx.cf.direct.ClassPathOpener.processOne(ClassPathOpener.java:131) Error:Android Dex: [p311-lgsalestrack-android] at com.android.dx.cf.direct.ClassPathOpener.process(ClassPathOpener.java:109) Error:Android Dex: [p311-lgsalestrack-android] at com.android.dx.command.dexer.Main.processOne(Main.java:422) Error:Android Dex: [p311-lgsalestrack-android] at com.android.dx.command.dexer.Main.processAllFiles(Main.java:333) Error:Android Dex: [p311-lgsalestrack-android] at com.android.dx.command.dexer.Main.run(Main.java:209) Error:Android Dex: [p311-lgsalestrack-android] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) Error:Android Dex: [p311-lgsalestrack-android] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) Error:Android Dex: [p311-lgsalestrack-android] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) Error:Android Dex: [p311-lgsalestrack-android] at java.lang.reflect.Method.invoke(Method.java:606) Error:Android Dex: [p311-lgsalestrack-android] at org.jetbrains.android.compiler.tools.AndroidDxRunner.runDex(AndroidDxRunner.java:139) Error:Android Dex: [p311-lgsalestrack-android] at org.jetbrains.android.compiler.tools.AndroidDxRunner.main(AndroidDxRunner.java:261) Error:Android Dex: [p311-lgsalestrack-android] at com.intellij.rt.execution.CommandLineWrapper.main(CommandLineWrapper.java:121) Error:Android Dex: [p311-lgsalestrack-android] 1 error; aborting </code></pre>
 

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