Strange NullPointerException on .getFirst()
49
What is a NullPointerException, and how do I fix it?
81624
Is returning null bad design?
138204
How to ignore the first item in array adapter
289
What is a NullReferenceException, and how do I fix it?
132398
What is null in Java?
79477
Why is "null" present in C# and Java?
64332
avoiding null reference exceptions
641
Which overload will get selected for null in Java?
68713
Why is it Valid to Concatenate Null Strings but not to Call "null.ToString()"?
23964
Why does Java have a "NullPointerException" when there are no pointers in Java?
80631
NullPointerException but compiling?
98866
Null Pointer Exception on getGraphics()
96453
Caught Throwable or Exception is null
54143
Why is the default value of the string type null instead of an empty string?
31537
Checking for null before event dispatching... thread safe?
87728
ArgumentNullException or NullReferenceException from extension method?
92797
How to debug NullPointerException in selenium-java