How to deal with NullPointerException?
49
What is a NullPointerException, and how do I fix it?
119573
NullPointerException in Java with no StackTrace
8738
Should a retrieval method return 'null' or throw an exception when it can't produce the return value?
98866
Null Pointer Exception on getGraphics()
149666
Why can't a null-reference exception name the object that has a null reference?
73120
Nullpointerexception when trying to send data from activity to class
80631
NullPointerException but compiling?
89628
How to handle OutOfMemoryError in Java?
20020
NullPointerException accessing views in onCreate()
46944
Null pointer Exception - findViewById()
6255
Is it safe to delete a NULL pointer?
35129
Why does String.valueOf(null) throw a NullPointerException?
38780
Checking for null before ToString()
120071
Checking for a null int value from a Java ResultSet
80292
Handling unhandled exceptions problem
33244
Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException
23999
NullPointerException while parsing XML callout response