java.lang.RuntimeException: Unable to start activity ComponentInfo{sk.tomus.filescoper/sk.tomus.filescoper.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v4.content.AsyncTaskLoader.forceLoad()' on a null object reference

Stack Overflow | Tomus | 6 months ago
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    AsyncTaskLoader not initialized after screen rotation

    Stack Overflow | 6 months ago | Tomus
    java.lang.RuntimeException: Unable to start activity ComponentInfo{sk.tomus.filescoper/sk.tomus.filescoper.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v4.content.AsyncTaskLoader.forceLoad()' on a null object reference

    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'void android.support.v4.content.AsyncTaskLoader.forceLoad()' on a null object reference

      at sk.tomus.filescoper.MainActivity.onCreate()
    2. sk.tomus.filescoper
      MainActivity.onCreate
      1. sk.tomus.filescoper.MainActivity.onCreate(MainActivity.java:51)
      1 frame
    3. Android Platform
      ActivityThread.performLaunchActivity
      1. android.app.Activity.performCreate(Activity.java:5990)
      2. android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1106)
      3. android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2332)
      3 frames