java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.girts.trymap/com.example.girts.trymap.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'com.google.android.gms.maps.GoogleMap com.google.android.gms.maps.SupportMapFragment.getMap()' on a null object reference

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  1. 0

    Getting Marker coordinates from JSON to Android phone

    Stack Overflow | 2 years ago | AndroidProgrammer
    java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.girts.trymap/com.example.girts.trymap.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'com.google.android.gms.maps.GoogleMap com.google.android.gms.maps.SupportMapFragment.getMap()' on a null object reference

    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'com.google.android.gms.maps.GoogleMap com.google.android.gms.maps.SupportMapFragment.getMap()' on a null object reference

      at com.example.girts.trymap.MainActivity.setUpMapIfNeeded()
    2. com.example.girts
      MainActivity.onCreate
      1. com.example.girts.trymap.MainActivity.setUpMapIfNeeded(MainActivity.java:48)
      2. com.example.girts.trymap.MainActivity.onCreate(MainActivity.java:36)
      2 frames
    3. Android Platform
      ActivityThread.main
      1. android.app.Activity.performCreate(Activity.java:5937)
      2. android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1105)
      3. android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2251)
      4. android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2360)
      5. android.app.ActivityThread.access$800(ActivityThread.java:144)
      6. android.app.ActivityThread$H.handleMessage(ActivityThread.java:1278)
      7. android.os.Handler.dispatchMessage(Handler.java:102)
      8. android.os.Looper.loop(Looper.java:135)
      9. android.app.ActivityThread.main(ActivityThread.java:5221)
      9 frames
    4. Java RT
      Method.invoke
      1. java.lang.reflect.Method.invoke(Native Method)
      2. java.lang.reflect.Method.invoke(Method.java:372)
      2 frames
    5. Android
      ZygoteInit.main
      1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:899)
      2. com.android.internal.os.ZygoteInit.main(ZygoteInit.java:694)
      2 frames