java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.hema.testfacebooksdk/com.example.hema.testfacebooksdk.MainActivity}: java.lang.NullPointerException

Stack Overflow | hema18 | 2 years ago
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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at com.facebook.login.LoginManager.getLogger()
    2. com.facebook.login
      LoginManager.logInWithReadPermissions
      1. com.facebook.login.LoginManager.getLogger(LoginManager.java:391)
      2. com.facebook.login.LoginManager.logCompleteLogin(LoginManager.java:414)
      3. com.facebook.login.LoginManager.startLogin(LoginManager.java:384)
      4. com.facebook.login.LoginManager.logInWithReadPermissions(LoginManager.java:262)
      4 frames
    3. com.example.hema
      MainActivity.onCreate
      1. com.example.hema.testfacebooksdk.MainActivity.onCreate(MainActivity.java:59)
      1 frame
    4. Android Platform
      ActivityThread.main
      1. android.app.Activity.performCreate(Activity.java:5451)
      2. android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1093)
      3. android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2377)
      4. android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2471)
      5. android.app.ActivityThread.access$900(ActivityThread.java:175)
      6. android.app.ActivityThread$H.handleMessage(ActivityThread.java:1308)
      7. android.os.Handler.dispatchMessage(Handler.java:102)
      8. android.os.Looper.loop(Looper.java:146)
      9. android.app.ActivityThread.main(ActivityThread.java:5602)
      9 frames
    5. Java RT
      Method.invoke
      1. java.lang.reflect.Method.invokeNative(Native Method)
      2. java.lang.reflect.Method.invoke(Method.java:515)
      2 frames
    6. Android
      ZygoteInit.main
      1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1283)
      2. com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1099)
      2 frames
    7. Android Platform
      NativeStart.main
      1. dalvik.system.NativeStart.main(Native Method)
      1 frame