query: Android activity class gives NullPointerException
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 8424
negative_passages.text: Interface communication from fragment to activity issue
negative_passages.docid: 35016
negative_passages.text: java.lang.NullPointerException at org.primefaces.component.datatable.feature.FilterFeature.filter
negative_passages.docid: 55951
negative_passages.text: Passing arraylist of objects between activities
negative_passages.docid: 79586
negative_passages.text: System.NullPointerException: Attempt to de-reference a null object
negative_passages.docid: 73285
negative_passages.text: Null Pointer Exception in XMl Parsing
negative_passages.docid: 70532
negative_passages.text: NullReferenceException after POST
negative_passages.docid: 141129
negative_passages.text: InputStream returning NullPointerException (Java)
negative_passages.docid: 10581
negative_passages.text: Avoiding NullPointerException in Java
negative_passages.docid: 68787
negative_passages.text: Why The constructor ArrayAdapter(new View.OnKeyListener(){}, int, String[]) is undefined
negative_passages.docid: 78970
negative_passages.text: Android: Dynamically asscociating data type with an activity
negative_passages.docid: 55274
negative_passages.text: Java: Exception itself is null
negative_passages.docid: 81565
negative_passages.text: getClass().getResource() always returning null
negative_passages.docid: 98866
negative_passages.text: Null Pointer Exception on getGraphics()
negative_passages.docid: 158745
negative_passages.text: onActivityResult is not being called in Fragment
negative_passages.docid: 87189
negative_passages.text: System.NullPointerException
negative_passages.docid: 94046
negative_passages.text: Best way to add Activity to an Android project in Eclipse?