NPE Exception in static reference
49
What is a NullPointerException, and how do I fix it?
116133
Why do I get an "undefined reference" link error for a static member variable?
87189
System.NullPointerException
7935
CS0120: An object reference is required for the nonstatic field, method, or property 'foo'
66147
How do I invoke a private static method using reflection (Java)?
54392
How to call getClass() from a static method in Java?
44723
Why isn't calling a static method by way of an instance an error for the Java compiler?
106898
Binding to static property
144543
Java: where do static fields live within the memory?
80299
Java Error: Cannot make a static reference to the non-static method
31737
Why aren't static data members allowed in local classes?
21977
Static Classes In Java
119573
NullPointerException in Java with no StackTrace
156400
NullReferenceException when using NUnit
113269
Calling a static method on a generic type parameter
58054
When is it OK to catch NullPointerException?
130988
Error: JNI ERROR (app bug): accessed stale global reference