java.lang.NoSuchMethodError: com.facebook.AccessToken.createEmptyToken and app getting crashed

The stack trace is as follows,

java.lang.NoSuchMethodError: com.facebook.AccessToken.createEmptyToken at com.facebook.AuthorizationClient.startOrContinueAuth(AuthorizationClient.java) at com.facebook.LoginActivity.onResume(LoginActivity.java) at android.app.Instrumentation.callActivityOnResume(Instrumentation.java:1231) at android.app.Activity.performResume(Activity.java:5520) at android.app.ActivityThread.performResumeActivity(ActivityThread.java:2883) at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:2922) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2264) at android.app.ActivityThread.access$800(ActivityThread.java:149) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1210) at android.os.Handler.dispatchMessage(Handler.java:122) at android.os.Looper.loop(Looper.java:136) at android.app.ActivityThread.main(ActivityThread.java:5122) at java.lang.reflect.Method.invokeNative(Method.java) at java.lang.reflect.Method.invoke(Method.java:515) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595) at dalvik.system.NativeStart.main(NativeStart.java)

Is this an issue in the facebook sdk or anything related to my code? Please help...