title: android : Error converting byte to dex
body: <p>So, I am getting the following error while running the project after upgrading build.gradle (Project) from</p>
  
  <pre><code>dependencies {
          classpath 'com.android.tools.build:gradle:2.0.0-alpha2'
  
          // NOTE: Do not place your application dependencies here; they belong
          // in the individual module build.gradle files
  }
  </code></pre>
  
  <p>to </p>
  
  <pre><code>dependencies {
          classpath 'com.android.tools.build:gradle:2.0.0-alpha3'
  
          // NOTE: Do not place your application dependencies here; they belong
          // in the individual module build.gradle files
  }
  </code></pre>
  
  <p>I just changed the gradle from <code>2.0.0-alpha2</code> to <code>2.0.0-alpha3</code> and then, trying to build the project.</p>
  
  <p><strong>Error log:</strong></p>
  
  <pre><code>Information:Gradle tasks [:app:assembleDebug]
  :app:incrementalDebugBuildInfoGenerator
  :app:preBuild UP-TO-DATE
  :app:preDebugBuild
  :app:checkDebugManifest
  :app:preReleaseBuild UP-TO-DATE
  :app:prepareComAndroidSupportAppcompatV72311Library UP-TO-DATE
  :app:prepareComAndroidSupportCardviewV72311Library UP-TO-DATE
  :app:prepareComAndroidSupportCustomtabs2311Library UP-TO-DATE
  :app:prepareComAndroidSupportDesign2311Library UP-TO-DATE
  :app:prepareComAndroidSupportRecyclerviewV72311Library UP-TO-DATE
  :app:prepareComAndroidSupportSupportV42311Library UP-TO-DATE
  :app:prepareComDigitsSdkAndroidDigits192Library UP-TO-DATE
  :app:prepareComTwitterSdkAndroidTweetComposer102Library UP-TO-DATE
  :app:prepareComTwitterSdkAndroidTweetUi180Library UP-TO-DATE
  :app:prepareComTwitterSdkAndroidTwitter1110Library UP-TO-DATE
  :app:prepareComTwitterSdkAndroidTwitterCore162Library UP-TO-DATE
  :app:prepareIoFabricSdkAndroidFabric1310Library UP-TO-DATE
  :app:prepareDebugDependencies
  :app:compileDebugAidl UP-TO-DATE
  :app:compileDebugRenderscript UP-TO-DATE
  :app:generateDebugBuildConfig UP-TO-DATE
  :app:processDebugManifest UP-TO-DATE
  :app:injectDebugBootstrap
  Instrumented app with a fast deploy bootstrapping application
  :app:generateDebugAssets UP-TO-DATE
  :app:mergeDebugAssets UP-TO-DATE
  :app:fabricGenerateResourcesDebug
  :app:generateDebugResValues UP-TO-DATE
  :app:generateDebugResources
  :app:mergeDebugResources
  :app:processDebugResources
  :app:generateDebugSources
  :app:compileDebugJavaWithJavac UP-TO-DATE
  :app:compileDebugNdk UP-TO-DATE
  :app:compileDebugSources UP-TO-DATE
  :app:fastDeployDebugExtractor
  :app:generateDebugInstantRunAppInfo
  :app:transformClassesWithExtractJarsForDebug
  :app:transformClassesWithInstantRunVerifierForDebug
  :app:transformClassesWithInstantRunForDebug
  IncrementalSupportVisitor Visiting com/waysay/R$color
  IncrementalSupportVisitor Visiting com/waysay/R$style
  IncrementalSupportVisitor Visiting com/waysay/R$attr
  IncrementalSupportVisitor Visiting com/waysay/R$dimen
  IncrementalSupportVisitor Visiting com/waysay/R$integer
  IncrementalSupportVisitor Visiting com/waysay/R$anim
  IncrementalSupportVisitor Visiting com/waysay/BuildConfig
  IncrementalSupportVisitor Visiting com/waysay/R$mipmap
  IncrementalSupportVisitor Visiting com/waysay/R$menu
  IncrementalSupportVisitor Visiting com/waysay/R
  IncrementalSupportVisitor Visiting com/waysay/R$drawable
  IncrementalSupportVisitor Visiting com/waysay/R$raw
  IncrementalSupportVisitor Visiting com/waysay/R$layout
  IncrementalSupportVisitor Visiting com/waysay/R$plurals
  IncrementalSupportVisitor Visiting com/waysay/R$styleable
  IncrementalSupportVisitor Visiting com/waysay/R$id
  IncrementalSupportVisitor Visiting com/waysay/R$string
  IncrementalSupportVisitor Visiting com/waysay/R$bool
  IncrementalSupportVisitor Visiting com/waysay/models/WsModelPreference
  IncrementalSupportVisitor Visiting com/waysay/models/WsModelMessage
  IncrementalSupportVisitor Visiting com/waysay/models/ModelPreference$1
  IncrementalSupportVisitor Visiting com/waysay/models/WsModelComment
  IncrementalSupportVisitor Visiting com/waysay/models/ModelGetAnonymousJWT
  IncrementalSupportVisitor Visiting com/waysay/models/ModelInboxFeed
  IncrementalSupportVisitor Visiting com/waysay/models/ModelGetAnonymousJWT$1
  IncrementalSupportVisitor Visiting com/waysay/models/ModelPreference
  IncrementalSupportVisitor Visiting com/waysay/adapters/RecyclerAdapterMessage$1
  IncrementalSupportVisitor Visiting com/waysay/adapters/RecyclerAdapterComment$CommentViewHolder
  IncrementalSupportVisitor Visiting com/waysay/adapters/RecyclerAdapterMessage$MessagesViewHolder$1
  IncrementalSupportVisitor Visiting com/waysay/adapters/AdapterPreference$1
  IncrementalSupportVisitor Visiting com/waysay/adapters/RecyclerAdapterMessage$MessagesViewHolder
  IncrementalSupportVisitor Visiting com/waysay/adapters/RecyclerAdapterComment
  IncrementalSupportVisitor Visiting com/waysay/adapters/RecyclerAdapterMessage
  IncrementalSupportVisitor Visiting com/waysay/adapters/AdapterPreference
  IncrementalSupportVisitor Visiting com/waysay/adapters/RecyclerAdapterMessage$MessagesViewHolder$2
  IncrementalSupportVisitor Visiting com/waysay/fragments/DummyFragment$1
  IncrementalSupportVisitor Visiting com/waysay/fragments/DialogFragmentUserProfile$2
  IncrementalSupportVisitor Visiting com/waysay/fragments/FragmentPlaceholder$2
  IncrementalSupportVisitor Visiting com/waysay/fragments/DialogFragmentUserProfile$4
  IncrementalSupportVisitor Visiting com/waysay/fragments/FragmentPlaceholder
  IncrementalSupportVisitor Visiting com/waysay/fragments/DialogFragmentComment
  IncrementalSupportVisitor Visiting com/waysay/fragments/DialogFragmentUserProfile$5
  IncrementalSupportVisitor Visiting com/waysay/fragments/FragmentPlaceholder$1
  IncrementalSupportVisitor Visiting com/waysay/fragments/DialogFragmentUserProfile$6
  IncrementalSupportVisitor Visiting com/waysay/fragments/DialogFragmentUserProfile$1
  IncrementalSupportVisitor Visiting com/waysay/fragments/DialogFragmentUserProfile
  IncrementalSupportVisitor Visiting com/waysay/fragments/DialogFragmentUserProfile$3
  IncrementalSupportVisitor Visiting com/waysay/fragments/FragmentPlaceholder$VerticalSpaceItemDecoration
  IncrementalSupportVisitor Visiting com/waysay/fragments/DummyFragment
  IncrementalSupportVisitor Visiting com/waysay/fragments/FragmentPlaceholder$3
  IncrementalSupportVisitor Visiting com/waysay/constants/WsConstant
  IncrementalSupportVisitor Visiting com/waysay/constants/ToolBarCustom$1
  IncrementalSupportVisitor Visiting com/waysay/constants/ToolBarCustom
  IncrementalSupportVisitor Visiting com/waysay/app/MainActivity$5
  IncrementalSupportVisitor Visiting com/waysay/app/MainActivity$2
  IncrementalSupportVisitor Visiting com/waysay/app/SplashActivity
  IncrementalSupportVisitor Visiting com/waysay/app/MainActivity
  IncrementalSupportVisitor Visiting com/waysay/app/MainActivity$1
  IncrementalSupportVisitor Visiting com/waysay/app/MainActivity$4
  IncrementalSupportVisitor Visiting com/waysay/app/MainActivity$6
  IncrementalSupportVisitor Visiting com/waysay/app/MainActivity$3
  IncrementalSupportVisitor Visiting com/waysay/app/MainActivity$SectionsPagerAdapter
  IncrementalSupportVisitor Visiting com/waysay/helpers/ServiceConnection
  IncrementalSupportVisitor Visiting com/waysay/helpers/WebviewFallback
  IncrementalSupportVisitor Visiting com/waysay/helpers/KeepAliveService
  IncrementalSupportVisitor Visiting com/waysay/helpers/HelperVolley$1
  IncrementalSupportVisitor Visiting com/waysay/helpers/CustomTabsHelper
  IncrementalSupportVisitor Visiting com/waysay/helpers/HelperVolley
  IncrementalSupportVisitor Visiting com/waysay/helpers/HelperPreferences
  IncrementalSupportVisitor Visiting com/waysay/helpers/CustomTabActivityHelper
  IncrementalSupportVisitor Visiting com/waysay/helpers/WebviewActivity
  IncrementalSupportVisitor Visiting android/support/design/R$color
  IncrementalSupportVisitor Visiting android/support/design/R$style
  IncrementalSupportVisitor Visiting android/support/design/R$attr
  IncrementalSupportVisitor Visiting android/support/design/R$dimen
  IncrementalSupportVisitor Visiting android/support/design/R$integer
  IncrementalSupportVisitor Visiting android/support/design/R$anim
  IncrementalSupportVisitor Visiting android/support/design/R
  IncrementalSupportVisitor Visiting android/support/design/R$drawable
  IncrementalSupportVisitor Visiting android/support/design/R$layout
  IncrementalSupportVisitor Visiting android/support/design/R$styleable
  IncrementalSupportVisitor Visiting android/support/design/R$id
  IncrementalSupportVisitor Visiting android/support/design/R$string
  IncrementalSupportVisitor Visiting android/support/design/R$bool
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/R$color
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/R$style
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/R$attr
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/R$dimen
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/R$integer
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/R$anim
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/R
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/R$drawable
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/R$raw
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/R$layout
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/R$plurals
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/R$styleable
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/R$id
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/R$string
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/R$bool
  IncrementalSupportVisitor Visiting com/digits/sdk/android/R$color
  IncrementalSupportVisitor Visiting com/digits/sdk/android/R$style
  IncrementalSupportVisitor Visiting com/digits/sdk/android/R$attr
  IncrementalSupportVisitor Visiting com/digits/sdk/android/R$dimen
  IncrementalSupportVisitor Visiting com/digits/sdk/android/R$integer
  IncrementalSupportVisitor Visiting com/digits/sdk/android/R$anim
  IncrementalSupportVisitor Visiting com/digits/sdk/android/R
  IncrementalSupportVisitor Visiting com/digits/sdk/android/R$drawable
  IncrementalSupportVisitor Visiting com/digits/sdk/android/R$raw
  IncrementalSupportVisitor Visiting com/digits/sdk/android/R$layout
  IncrementalSupportVisitor Visiting com/digits/sdk/android/R$styleable
  IncrementalSupportVisitor Visiting com/digits/sdk/android/R$id
  IncrementalSupportVisitor Visiting com/digits/sdk/android/R$string
  IncrementalSupportVisitor Visiting com/digits/sdk/android/R$bool
  IncrementalSupportVisitor Visiting android/support/v7/cardview/R$color
  IncrementalSupportVisitor Visiting android/support/v7/cardview/R$style
  IncrementalSupportVisitor Visiting android/support/v7/cardview/R$attr
  IncrementalSupportVisitor Visiting android/support/v7/cardview/R$dimen
  IncrementalSupportVisitor Visiting android/support/v7/cardview/R
  IncrementalSupportVisitor Visiting android/support/v7/cardview/R$styleable
  IncrementalSupportVisitor Visiting android/support/v7/appcompat/R$color
  IncrementalSupportVisitor Visiting android/support/v7/appcompat/R$style
  IncrementalSupportVisitor Visiting android/support/v7/appcompat/R$attr
  IncrementalSupportVisitor Visiting android/support/v7/appcompat/R$dimen
  IncrementalSupportVisitor Visiting android/support/v7/appcompat/R$integer
  IncrementalSupportVisitor Visiting android/support/v7/appcompat/R$anim
  IncrementalSupportVisitor Visiting android/support/v7/appcompat/R
  IncrementalSupportVisitor Visiting android/support/v7/appcompat/R$drawable
  IncrementalSupportVisitor Visiting android/support/v7/appcompat/R$layout
  IncrementalSupportVisitor Visiting android/support/v7/appcompat/R$styleable
  IncrementalSupportVisitor Visiting android/support/v7/appcompat/R$id
  IncrementalSupportVisitor Visiting android/support/v7/appcompat/R$string
  IncrementalSupportVisitor Visiting android/support/v7/appcompat/R$bool
  IncrementalSupportVisitor Visiting android/support/v7/recyclerview/R$attr
  IncrementalSupportVisitor Visiting android/support/v7/recyclerview/R$dimen
  IncrementalSupportVisitor Visiting android/support/v7/recyclerview/R
  IncrementalSupportVisitor Visiting android/support/v7/recyclerview/R$styleable
  IncrementalSupportVisitor Visiting android/support/v7/recyclerview/R$id
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/core/R$color
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/core/R$style
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/core/R$attr
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/core/R$dimen
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/core/R
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/core/R$drawable
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/core/R$raw
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/core/R$layout
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/core/R$styleable
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/core/R$id
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/core/R$string
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetcomposer/R$color
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetcomposer/R$style
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetcomposer/R$attr
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetcomposer/R$dimen
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetcomposer/R
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetcomposer/R$drawable
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetcomposer/R$raw
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetcomposer/R$layout
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetcomposer/R$styleable
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetcomposer/R$id
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetcomposer/R$string
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetui/R$color
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetui/R$style
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetui/R$attr
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetui/R$dimen
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetui/R
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetui/R$drawable
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetui/R$raw
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetui/R$layout
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetui/R$plurals
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetui/R$styleable
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetui/R$id
  IncrementalSupportVisitor Visiting com/twitter/sdk/android/tweetui/R$string
  :app:transformClassesWithInstant+restartDexForDebug
  :app:transformClasses_enhancedWithInstant+reloadDexForDebug
  :app:incrementalDebugSupportDex
  :app:transformClassesWithDexForDebug
  Error:Error converting bytecode to dex:
  Cause: com.android.dex.DexException: Multiple dex files define Landroid/support/design/R$anim;
  Error:Execution failed for task ':app:transformClassesWithDexForDebug'.
  &gt; com.android.build.api.transform.TransformException: com.android.ide.common.process.ProcessException: org.gradle.process.internal.ExecException: Process 'command '/usr/lib/jvm/java-7-oracle/bin/java'' finished with non-zero exit value 2
  Information:BUILD FAILED
  Information:Total time: 1 mins 22.84 secs
  Information:2 errors
  Information:0 warnings
  Information:See complete output in console
  </code></pre>
  
  <p>Any help would be appreciated.</p>