Java NullPointerException with initialised field
49
What is a NullPointerException, and how do I fix it?
112328
Error: "an object reference is required for the non-static field, method or property..."
132398
What is null in Java?
45869
Why null cast a parameter?
7796
Why is my Spring @Autowired field null?
33103
How come invoking a (static) method on a null reference doesn't throw NullPointerException?
149666
Why can't a null-reference exception name the object that has a null reference?
8283
Why does null reference print as "null"
68787
Why The constructor ArrayAdapter(new View.OnKeyListener(){}, int, String[]) is undefined
2116
IllegalArgumentException or NullPointerException for a null parameter?
87189
System.NullPointerException
36705
How to read the value of a private field from a different class in Java?
140738
Does setting Java objects to null do anything anymore?
66541
variable or field declared void
31384
How to initialize a const field in constructor?
16807
Should I always/ever/never initialize object fields to default values?
35016
java.lang.NullPointerException at org.primefaces.component.datatable.feature.FilterFeature.filter