Android Studio导入jar包，报错 finished with non-zero exit value 2

Android Studio导入jar包，报错finished with non-zero exit value 2

详细报错：

Configuration on demand is an incubating feature.:app:preBuild UP-TO-DATE:app:preDebugBuild UP-TO-DATE:app:checkDebugManifest:app:preReleaseBuild UP-TO-DATE:app:prepareComAndroidSupportAppcompatV72301Library UP-TO-DATE:app:prepareComAndroidSupportSupportV42301Library UP-TO-DATE:app:prepareDebugDependencies:app:compileDebugAidl UP-TO-DATE:app:compileDebugRenderscript UP-TO-DATE:app:generateDebugBuildConfig UP-TO-DATE:app:generateDebugAssets UP-TO-DATE:app:mergeDebugAssets UP-TO-DATE:app:generateDebugResValues UP-TO-DATE:app:generateDebugResources UP-TO-DATE:app:mergeDebugResources UP-TO-DATE:app:processDebugManifest UP-TO-DATE:app:processDebugResources UP-TO-DATE:app:generateDebugSources UP-TO-DATE:app:preDebugAndroidTestBuild UP-TO-DATE:app:prepareDebugAndroidTestDependencies:app:compileDebugAndroidTestAidl UP-TO-DATE:app:processDebugAndroidTestManifest UP-TO-DATE:app:compileDebugAndroidTestRenderscript UP-TO-DATE:app:generateDebugAndroidTestBuildConfig UP-TO-DATE:app:generateDebugAndroidTestAssets UP-TO-DATE:app:mergeDebugAndroidTestAssets UP-TO-DATE:app:generateDebugAndroidTestResValues UP-TO-DATE:app:generateDebugAndroidTestResources UP-TO-DATE:app:mergeDebugAndroidTestResources UP-TO-DATE:app:processDebugAndroidTestResources UP-TO-DATE:app:generateDebugAndroidTestSources UP-TO-DATE:app:processDebugJavaRes UP-TO-DATE:app:compileDebugJavaWithJavac UP-TO-DATE:app:compileDebugNdk UP-TO-DATE:app:compileDebugSources UP-TO-DATE:app:preDexDebug:app:dexDebug<strong>AGPBI: {"kind":"simple","text":"UNEXPECTED TOP-LEVEL EXCEPTION:","sources":[{}]}AGPBI: {"kind":"simple","text":"com.android.dex.DexException: Multiple dex files define Landroid/support/v4/accessibilityservice/AccessibilityServiceInfoCompatIcs;","sources":[{}]}AGPBI: {"kind":"simple","text":"\tat com.android.dx.merge.DexMerger.readSortableTypes(DexMerger.java:596)","sources":[{}]}AGPBI: {"kind":"simple","text":"\tat com.android.dx.merge.DexMerger.getSortedTypes(DexMerger.java:554)","sources":[{}]}AGPBI: {"kind":"simple","text":"\tat com.android.dx.merge.DexMerger.mergeClassDefs(DexMerger.java:535)","sources":[{}]}AGPBI: {"kind":"simple","text":"\tat com.android.dx.merge.DexMerger.mergeDexes(DexMerger.java:171)","sources":[{}]}AGPBI: {"kind":"simple","text":"\tat com.android.dx.merge.DexMerger.merge(DexMerger.java:189)","sources":[{}]}AGPBI: {"kind":"simple","text":"\tat com.android.dx.command.dexer.Main.mergeLibraryDexBuffers(Main.java:502)","sources":[{}]}AGPBI: {"kind":"simple","text":"\tat com.android.dx.command.dexer.Main.runMonoDex(Main.java:334)","sources":[{}]}AGPBI: {"kind":"simple","text":"\tat com.android.dx.command.dexer.Main.run(Main.java:277)","sources":[{}]}AGPBI: {"kind":"simple","text":"\tat com.android.dx.command.dexer.Main.main(Main.java:245)","sources":[{}]}AGPBI: {"kind":"simple","text":"\tat com.android.dx.command.Main.main(Main.java:106)","sources":[{}]}</strong> FAILEDFAILURE: Build failed with an exception.* What went wrong:Execution failed for task ':app:dexDebug'.> com.android.ide.common.process.ProcessException: org.gradle.process.internal.ExecException: Process 'command '/Library/Java/JavaVirtualMachines/jdk1.7.0_79.jdk/Contents/Home/bin/java'' finished with non-zero exit value 2* Try:Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output.BUILD FAILEDTotal time: 7.654 secs

网上资料一般说是包重复或冲突，观察了一下这句话

com.android.dex.DexException: Multiple dex files define Landroid/support/v4

怀疑是添加的android-support-v4.jar的问题，把包删除就不报错了。具体原因不太了解