Why does the map in my controller always returns a nullpointerexception?
49
What is a NullPointerException, and how do I fix it?
81565
getClass().getResource() always returning null
25288
How to make HashMap work with Arrays as key?
64200
Can Java's NullPointerException be changed to report on which variable was null?
89398
How to loop through a HashMap in JSP?
69771
NullPointerException when setting attribute?
101146
Why can't I write Nullable>?
156400
NullReferenceException when using NUnit
87189
System.NullPointerException
46944
Null pointer Exception - findViewById()
33103
How come invoking a (static) method on a null reference doesn't throw NullPointerException?
29046
How can I initialise a static Map?
2116
IllegalArgumentException or NullPointerException for a null parameter?
41580
How to handle Maps on Visualforce page
6882
try catch exception always returns null
119573
NullPointerException in Java with no StackTrace
129311
Setting controller variables not reliable from apex:commandButton