query: AWT-EventQueue-0 java.lang.NullPointerException at Controller
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 124773
negative_passages.text: NullPointerException when calling service in onResume
negative_passages.docid: 40818
negative_passages.text: What is an IndexOutOfRangeException / ArgumentOutOfRangeException and how do I fix it?
negative_passages.docid: 65605
negative_passages.text: java.lang.ClassNotFoundException: org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuterFilter
negative_passages.docid: 7796
negative_passages.text: Why is my Spring @Autowired field null?
negative_passages.docid: 34696
negative_passages.text: Why is TargetInvocationException treated as uncaught by the IDE?
negative_passages.docid: 85838
negative_passages.text: Exception sending context initialized event to listener instance of class org.springframework.web.context.ContextLoaderListener
negative_passages.docid: 73034
negative_passages.text: StringBuilder append() and null values
negative_passages.docid: 35590
negative_passages.text: How to fix NullPointerException in Java?
negative_passages.docid: 31422
negative_passages.text: javax.servlet.ServletException: javax.servlet.jsp.JspTagException: Don't know how to iterate over supplied "items" in
negative_passages.docid: 10878
negative_passages.text: What causes "java.lang.IllegalStateException: Neither BindingResult nor plain target object for bean name 'command' available as request attribute"?
negative_passages.docid: 124519
negative_passages.text: not getting actionfunction parameters on controller method
negative_passages.docid: 10581
negative_passages.text: Avoiding NullPointerException in Java
negative_passages.docid: 45896
negative_passages.text: p:commandButton action throws javax.el.PropertyNotFoundException
negative_passages.docid: 20020
negative_passages.text: NullPointerException accessing views in onCreate()
negative_passages.docid: 73120
negative_passages.text: Nullpointerexception when trying to send data from activity to class
negative_passages.docid: 52540
negative_passages.text: Accessing FXML controller class