I'm trying to pick up facebook data and I'm getting this error.
Logcat 10-24 00:46:41.230 7526-7526/sptour.hotmail.com E/AndroidRuntime: FATAL EXCEPTION: main Process: sptour.hotmail.com, PID: 7526 java.lang.RuntimeException: Unable to start activity ComponentInfo{sptour.hotmail.com/sptour.hotmail.com.Main6Activity}: java.lang.NullPointerException: Attempt to invoke virtual method 'android.view.View android.app.Activity.findViewById(int)' on a null object reference at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2426) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2490) at android.app.ActivityThread.-wrap11(ActivityThread.java) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1354) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:148) at android.app.ActivityThread.main(ActivityThread.java:5443) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:728) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:618) Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'android.view.View android.app.Activity.findViewById(int)' on a null object reference at sptour.hotmail.com.Main6Activity.onCreate(Main6Activity.java:69) at android.app.Activity.performCreate(Activity.java:6245) at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1130) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2379) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2490) at android.app.ActivityThread.-wrap11(ActivityThread.java) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1354) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:148) at android.app.ActivityThread.main(ActivityThread.java:5443) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:728) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:618)
activity loggin 'FacebookSdk.sdkInitialize(getApplicationContext());
setContentView(R.layout.activity_loggin);
mCallbackManager = CallbackManager.Factory.create();
LoginButton mLoginButton = (LoginButton)findViewById(R.id.login_button);
mLoginButton.registerCallback(mCallbackManager, new FacebookCallback<LoginResult>() {
@Override
public void onSuccess(LoginResult loginResult) {
String userLoginId = loginResult.getAccessToken().getUserId();
Intent facebookIntent = new Intent(Loggin.this, Main6Activity.class);
Profile mProfile = Profile.getCurrentProfile();
String firstName = mProfile.getFirstName();
String lastName = mProfile.getLastName();
String userId = mProfile.getId().toString();
String profileImageUrl = mProfile.getProfilePictureUri(96, 96).toString();
facebookIntent.putExtra(PROFILE_USER_ID, userId);
facebookIntent.putExtra(PROFILE_FIRST_NAME, firstName);
facebookIntent.putExtra(PROFILE_LAST_NAME, lastName);
facebookIntent.putExtra(PROFILE_IMAGE_URL, profileImageUrl);
startActivity(facebookIntent);
activity main ImageView profileView = (ImageView)headerLayout.findViewById(R.id.profile_image);
TextView profileName = (TextView)headerLayout.findViewById(R.id.profile_name);
TextView profileUserId = (TextView)headerLayout.findViewById(R.id.user_id);
String profileUserID = returnValueFromBundles(Loggin.PROFILE_USER_ID);
String profileFirstName = returnValueFromBundles(Loggin.PROFILE_FIRST_NAME);
String profileLastName = returnValueFromBundles(Loggin.PROFILE_LAST_NAME);
String profileImageLink = returnValueFromBundles(Loggin.PROFILE_IMAGE_URL);
profileName.setText(profileFirstName + " " + profileLastName);
profileUserId.setText("User ID : " + profileUserID);
Picasso.with(Main6Activity.this).load(profileImageLink).into(profileView);
private String returnValueFromBundles(String key){
Bundle inBundle = getIntent().getExtras();
String returnedValue = inBundle.get(key).toString();
return returnedValue;