ResultSet is throwing NullPointers, but next() returns true
49
What is a NullPointerException, and how do I fix it?
34378
How does Java's PreparedStatement work?
156801
Query is returning a single concatenated string of values THEN the rows it found
88920
Is using NULL references OK?
289
What is a NullReferenceException, and how do I fix it?
66284
NullPointerException when Creating an Array of objects
29684
How to check if an object is nullable?
39781
Why does the is operator return false when given null?
124496
Database.SaveResult.getId() returns null
100647
Java ResultSet how to check if there are any results
89755
Why is "throw null" not creating a compilation error in Java?
128656
Multiple queries executed in java in single statement
38780
Checking for null before ToString()
138687
How to fix "System.QueryException: List has more than 1 row for assignment to SObject"
94973
Why type "int" is never equal to 'null'?
108336
Nullable Object must have a value #2
64332
avoiding null reference exceptions