How to prevent NullPointerException in Java when referencing object in array which works fine when referenced directly
49
What is a NullPointerException, and how do I fix it?
149666
Why can't a null-reference exception name the object that has a null reference?
132398
What is null in Java?
43630
Is Object constructor called when creating an array in Java?
87189
System.NullPointerException
8283
Why does null reference print as "null"
50046
java : non-static variable cannot be referenced from a static context Error
106257
What are the possible problems caused by adding elements to unsynchronized ArrayList's object by multiple threads simultaneously?
14907
Circular References in Java
29684
How to check if an object is nullable?
52076
Why is an ArrayList parameter modified, but not a String parameter?
119573
NullPointerException in Java with no StackTrace
132361
Find references to the object in runtime
33103
How come invoking a (static) method on a null reference doesn't throw NullPointerException?
76995
Why can't I assign an array variable directly to another array variable with the '=' operator?
35088
Is there a difference between an Array and a List in Apex?
64332
avoiding null reference exceptions