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java.lang.NoClassDefFoundError: net.sourceforge.zbar.ImageScanner	at com.dm.zbar.android.scanner.ZBarScannerActivity.setupScanner(ZBarScannerActivity.java:57)	at com.dm.zbar.android.scanner.ZBarScannerActivity.onCreate(ZBarScannerActivity.java:48)	at android.app.Activity.performCreate(Activity.java:5206)	at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1083)	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2064)	at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2125)	at android.app.ActivityThread.access$600(ActivityThread.java:140)	at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1227)	at android.os.Handler.dispatchMessage(Handler.java:99)	at android.os.Looper.loop(Looper.java:137)	at android.app.ActivityThread.main(ActivityThread.java:4898)	at java.lang.reflect.Method.invokeNative(Native Method)	at java.lang.reflect.Method.invoke(Method.java:511)	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1006)	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:773)	at dalvik.system.NativeStart.main(Native Method)