non static variable name cannot be referenced from a static context
1816
Non-static variable cannot be referenced from a static context
49
What is a NullPointerException, and how do I fix it?
6912
Cannot access non-static field
35984
How do I name variables dynamically in C#?
30711
Why can't I have a non-integral static const member in a class?
7935
CS0120: An object reference is required for the nonstatic field, method, or property 'foo'
128414
Why can't I initialize non-const static member or static array in class?
33103
How come invoking a (static) method on a null reference doesn't throw NullPointerException?
104585
How to refer to the outer class in another instance of a non-static inner class?
61828
What is the Python equivalent of static variables inside a function?
132542
c++ calling a non static function from a static function
150853
An object reference is required to access non-static member
9073
Cannot make a static reference to the non-static method
140494
When are static variables initialized?
151617
Initialization global and static variable to 0 is always unnecessary?
80299
Java Error: Cannot make a static reference to the non-static method
109507
How to pass variables by reference and by value