method may produce 'java.lang.NullPointerException'
49
What is a NullPointerException, and how do I fix it?
28147
java: (String[])List.toArray() gives ClassCastException
88920
Is using NULL references OK?
96843
What will happen when I call a member function on a NULL object pointer?
120071
Checking for a null int value from a Java ResultSet
23964
Why does Java have a "NullPointerException" when there are no pointers in Java?
8283
Why does null reference print as "null"
5640
How to check a string against null in java?
37988
System.NullPointerException: Attempt to de-reference a null object:
29271
*.xhtml url-pattern causes java.lang.NullPointerException at com.sun.faces.context.flash.ELFlash.loggingGetPhaseMapForReading
97325
DialogFragment causing nullpointer crash
73120
Nullpointerexception when trying to send data from activity to class
24517
MVC Spring Implementation - error: java.lang.NullPointerException
58054
When is it OK to catch NullPointerException?
64200
Can Java's NullPointerException be changed to report on which variable was null?
10867
How to avoid ArrayIndexOutOfBoundsException or IndexOutOfBoundsException?
98080
Android: Cannot invoke toString() on the primitive type int