query: Getting NullPointerException while calling interface StationDao method through StationService class which has implemention in StationDaoImpl class
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 2116
negative_passages.text: IllegalArgumentException or NullPointerException for a null parameter?
negative_passages.docid: 35129
negative_passages.text: Why does String.valueOf(null) throw a NullPointerException?
negative_passages.docid: 80631
negative_passages.text: NullPointerException but compiling?
negative_passages.docid: 24517
negative_passages.text: MVC Spring Implementation - error: java.lang.NullPointerException
negative_passages.docid: 93656
negative_passages.text: java.lang.ClassFormatError: Absent Code attribute in method that is not native or abstract in class file javax/faces/webapp/FacesServlet
negative_passages.docid: 53304
negative_passages.text: java.rmi.ServerException: RemoteException occurred in server thread (ClassNotFoundException)
negative_passages.docid: 36270
negative_passages.text: Nullable type issue with ?: Conditional Operator
negative_passages.docid: 141129
negative_passages.text: InputStream returning NullPointerException (Java)
negative_passages.docid: 65605
negative_passages.text: java.lang.ClassNotFoundException: org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuterFilter
negative_passages.docid: 70532
negative_passages.text: NullReferenceException after POST
negative_passages.docid: 9396
negative_passages.text: NullPointerException on AlarmManager.setRepeating() - ElapsedRealTime - Android
negative_passages.docid: 118254
negative_passages.text: java.io.InvalidClassException: local class incompatible:
negative_passages.docid: 48221
negative_passages.text: Solving "The ObjectContext instance has been disposed and can no longer be used for operations that require a connection" InvalidOperationException
negative_passages.docid: 96954
negative_passages.text: JPA/Hibernate Static Metamodel Attributes not Populated -- NullPointerException
negative_passages.docid: 289
negative_passages.text: What is a NullReferenceException, and how do I fix it?
negative_passages.docid: 81565
negative_passages.text: getClass().getResource() always returning null