Attempt to invoke interface method 'int java.util.List.size()' on a null object reference in recyclerview
49
What is a NullPointerException, and how do I fix it?
110247
Java: Difference between the setPreferredSize() and setSize() methods in components
65689
getting exception while putting list data into the map
68787
Why The constructor ArrayAdapter(new View.OnKeyListener(){}, int, String[]) is undefined
37988
System.NullPointerException: Attempt to de-reference a null object:
5052
RuntimeException: Your content must have a ListView whose id attribute is 'android.R.id.list'
64200
Can Java's NullPointerException be changed to report on which variable was null?
70255
How to convert List to int[] in Java?
58054
When is it OK to catch NullPointerException?
10867
How to avoid ArrayIndexOutOfBoundsException or IndexOutOfBoundsException?
31147
In Java, what is the best way to determine the size of an object?
64332
avoiding null reference exceptions
46857
Compiler warning: null reference exception
60500
List has No Rows for Assignment to SObject: Error
96453
Caught Throwable or Exception is null
40950
Java7 ClassFormatError: Illegal local variable table length while creating the object
128903
ExecuteScalar throws NullReferenceException