Null Pointer Exception in Array List- How do objects work?
49
What is a NullPointerException, and how do I fix it?
106
What is a void pointer and what is a null pointer?
66284
NullPointerException when Creating an Array of objects
33244
Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException
52076
Why is an ArrayList parameter modified, but not a String parameter?
43630
Is Object constructor called when creating an array in Java?
35129
Why does String.valueOf(null) throw a NullPointerException?
480
What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it?
138823
Why cast null to Object?
10818
NullPointerException : println needs a message in android
35590
How to fix NullPointerException in Java?
70651
How to retrieve data from ArrayList consists of array objects
119799
Android: Issue during Arraylist declaration
58054
When is it OK to catch NullPointerException?
79586
System.NullPointerException: Attempt to de-reference a null object
88920
Is using NULL references OK?
132398
What is null in Java?