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How to solve null pointer exception error in android

And trying to use at line 65. e( " get position= = = = = = = > ", " " + list. get( position) ) ;. Solution public CustomerAdapter( Context context, int resource, List< DriverSelectedRouteArrayList> objects). How to solve Java Null Pointer Exception while using Android Navigation bar in my Android App. an error cuz of this* * * NavigationView navigationView= ( NavigationView) findViewById( R. navigation_ view) ; navigationView. Android Developers. Platform · Android Studio · Google Play · Android Jetpack · Docs · Blog. Overview · Guides · Reference · Samples · Design & Quality · Platform · Android Studio · Google Play · Android Jetpack · Docs. View popupView = layoutInflater.

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  • Video:Null exception error

    Solve exception null

    popup, null) ; ListView list = popupView. You need to learn to read the Log to solve your errors like the NPE. NullPointerException at com. Null pointer exceptions should be passed down, to let programmer know that problem arises and where. In your case, you. getInputStream( ) ; if ( is! = null ) { ret = is. read( buffer) ; } else { / / log error? Should solve the issue. If you attempt to dereference num BEFORE creating the object you get a NullPointerException. If the method is intended to do something to the passed- in object, it is appropriate to throw the NullPointerException because it' s a programmer error and the programmer will need that.

    If you tried to debug the problem and still don' t have a solution, you can post a question for more help, but make sure to include. NullPointerException when adding an object to ArrayList in Android. NullPointerException means that mp is null. This means the MediaPlayer. create( ) failed. NullPointerException- error in Android. entered phone number into my welcome screen. but the problem is I' m getting above error when the user didn' t log out first time and then after running the application. please help me to solve this error. I got a question on the stream about how to solve App crashes, and I decided to demonstrate how to solve a common error like a NullPointerException. When I run my Java program, it gives me an error on this line. getTask( null, null, new DiagnosticCollector< JavaFileObject> ( ), null, null, compilationUnits ) ;. Error I am getting is: Exception in thread " main" java.