java.lang.RuntimeException

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

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Stack trace

  • java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.crashapp/com.example.crashapp.MainActivity}: java.lang.NullPointerException at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3319) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3415)

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