android service method call invokes null reference error
49
What is a NullPointerException, and how do I fix it?
140738
Does setting Java objects to null do anything anymore?
88920
Is using NULL references OK?
89755
Why is "throw null" not creating a compilation error in Java?
146476
Java: Why aren't NullPointerExceptions called NullReferenceExceptions?
121735
How to call a SOAP web service on Android
123525
Accessing injected dependency in managed bean constructor causes NullPointerException
46944
Null pointer Exception - findViewById()
70532
NullReferenceException after POST
73285
Null Pointer Exception in XMl Parsing
68787
Why The constructor ArrayAdapter(new View.OnKeyListener(){}, int, String[]) is undefined
45196
Calling class method through NULL class pointer
55951
Passing arraylist of objects between activities
58054
When is it OK to catch NullPointerException?
64332
avoiding null reference exceptions
64200
Can Java's NullPointerException be changed to report on which variable was null?
54938
Cannot invoke method or retrieve property from null object. Object returned by the following call stack is null. \"File\r\n\"