NullPointerException when trying to add to local initialized arraylist
49
What is a NullPointerException, and how do I fix it?
79586
System.NullPointerException: Attempt to de-reference a null object
65689
getting exception while putting list data into the map
150519
When should you use a local class in Java?
5143
Any simple way to explain why I cannot do List animals = new ArrayList()?
88920
Is using NULL references OK?
111535
Why does the ArrayList implementation use Object[]?
66284
NullPointerException when Creating an Array of objects
72595
Cannot add items to an NSMutableArray ivar
480
What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it?
133927
Java variable might not have been initialized?
52076
Why is an ArrayList parameter modified, but not a String parameter?
47137
Having trouble adding objects to NSMutableArray in Objective C
70532
NullReferenceException after POST
83890
Uninitialized values being initialized?
96046
Static fields on a null reference in Java
8283
Why does null reference print as "null"