java.lang.NullPointerException when trying to add elements to a circular linked list
49
What is a NullPointerException, and how do I fix it?
14907
Circular References in Java
6526
When to use LinkedList over ArrayList in Java?
289
What is a NullReferenceException, and how do I fix it?
480
What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it?
80018
Accessing class members on a NULL pointer
39598
Appending to an ObjectOutputStream
120325
Whats the use of this() in linkedlist.java
114816
Is null reference possible?
138412
LinkedList put into Intent extra gets recast to ArrayList when retrieving in next activity
149666
Why can't a null-reference exception name the object that has a null reference?
55274
Java: Exception itself is null
137545
"'void' type not allowed here" error (Java)
131552
new ArrayList() failing in Java
8283
Why does null reference print as "null"
87728
ArgumentNullException or NullReferenceException from extension method?
96843
What will happen when I call a member function on a NULL object pointer?