java.lang.NullPointerException: Attempt to invoke virtual method on a null object reference while getting instance of other class and method
49
What is a NullPointerException, and how do I fix it?
127599
Odd situation for "cannot reference this before supertype constructor has been called"
147603
How can I call a method in an object from outside the JVM?
128903
ExecuteScalar throws NullReferenceException
66284
NullPointerException when Creating an Array of objects
156400
NullReferenceException when using NUnit
144658
System.NullPointerException: Attempt to de-reference a null object ,sravn
10818
NullPointerException : println needs a message in android
148982
why java polymorphism not work in my example
46857
Compiler warning: null reference exception
42958
Method Overloading for null argument
95
Calling virtual functions inside constructors
73839
How to access an object from another class?
77648
How to get the result of OnPostExecute() to main activity because AsyncTask is a separate class?
20020
NullPointerException accessing views in onCreate()
134010
Can Visual Studio tell me which reference threw a NullReferenceException?
73285
Null Pointer Exception in XMl Parsing