Your app is crashing at:
welcomePlayer.setText("Welcome Back, " + String.valueOf(mPlayer.getName(this)) + " !");
because mPlayer=null
.
You forgot to initialize Player mPlayer
in your PlayGame Activity.
mPlayer = new Player(context,"");
More Related Contents:
- Android, NullPointerException
- android studio : findViewById return NULL Pointer [duplicate]
- NullPointerException accessing views in onCreate()
- Error invoke virtual method ‘double android.location.Location.getLatitude()’ on a null object reference
- Android: Pass data(extras) to a fragment
- Attempt to invoke virtual method ‘void android.widget.Button.setOnClickListener(android.view.View$OnClickListener)’ on a null object reference
- Android: java.lang.NullPointerException: Attempt to invoke virtual method ‘java.lang.String java.lang.Object.toString()’ on a null object reference
- Creating new Android (Java ) file in Existing Android package [closed]
- I'm trying to create a basic android application on eclipse [closed]
- Advanced AlarmManager situation [closed]
- Handler as a method parameter
- How to format a String number into a US phone number format
- How to launch an Activity from another Application in Android
- Java 7 language features with Android
- How to add a recyclerView inside another recyclerView
- Android JSONObject – How can I loop through a flat JSON object to get each key and value
- java.lang.NullPointerException is thrown using a method-reference but not a lambda expression
- How to set background color of an Activity to white programmatically?
- Android Studio – No JVM Installation found
- Sort data to RecyclerView based on latest date from Firebase
- Error building AAB – Flutter (Android) – Integrity check failed: java.security.NoSuchAlgorithmException: Algorithm HmacPBESHA256 not available
- Broadcast Receiver as inner class in Android
- android color between two colors, based on percentage?
- Multiple dex files define /BuildConfig, can’t find the cause:
- Does anyone know how to decode and encode a string in Base64 using Base64?
- Android : java.lang.OutOfMemoryError:
- How to programmatically grant the “draw over other apps” permission in android?
- How to implement a button that gets all checkbox’s state and adds the value of checked item into arraylist?
- Why does super.onDestroy() in java Android goes on top in destructors? [duplicate]
- UNIQUE constraint failed: sqlite database : android