I am trying to determine why I am getting a NullPointerException with my program. I need to determine what is null in my NodeLibrary class
49
What is a NullPointerException, and how do I fix it?
13711
java.lang.NullPointerException at org.glassfish.hk2.classmodel.reflect.impl.TypesImpl.getType
6255
Is it safe to delete a NULL pointer?
119573
NullPointerException in Java with no StackTrace
73034
StringBuilder append() and null values
146476
Java: Why aren't NullPointerExceptions called NullReferenceExceptions?
58054
When is it OK to catch NullPointerException?
140738
Does setting Java objects to null do anything anymore?
97325
DialogFragment causing nullpointer crash
54938
Cannot invoke method or retrieve property from null object. Object returned by the following call stack is null. \"File\r\n\"
106
What is a void pointer and what is a null pointer?
2116
IllegalArgumentException or NullPointerException for a null parameter?
78586
Why doesn't "System.out.println" work in Android?
42958
Method Overloading for null argument
55830
What's the rationale for null terminated strings?
149666
Why can't a null-reference exception name the object that has a null reference?
23999
NullPointerException while parsing XML callout response