null pointer exception while working on maps (Newbie) But actually am Not pointing to any null
49
What is a NullPointerException, and how do I fix it?
8808
Strange Java null behavior in Method Overloading
98866
Null Pointer Exception on getGraphics()
96453
Caught Throwable or Exception is null
10867
How to avoid ArrayIndexOutOfBoundsException or IndexOutOfBoundsException?
23964
Why does Java have a "NullPointerException" when there are no pointers in Java?
29684
How to check if an object is nullable?
46857
Compiler warning: null reference exception
38780
Checking for null before ToString()
64200
Can Java's NullPointerException be changed to report on which variable was null?
92741
Iterating over the map and calling another method
88423
What is the difference between the HashMap and Map objects in Java?
8283
Why does null reference print as "null"
128142
java.lang.NullPointerException at org.apache.jsp.foo_jsp._jspInit(foo_jsp.java:22)
73285
Null Pointer Exception in XMl Parsing
40818
What is an IndexOutOfRangeException / ArgumentOutOfRangeException and how do I fix it?
62607
Why does the C++ map type argument require an empty constructor when using []?