query: Error java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.Class java.lang.Object.getClass()' on a null object reference
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 101976
negative_passages.text: runtime error: java.lang.ClassNotFoundException: com.mysql.jdbc.Driver
negative_passages.docid: 108336
negative_passages.text: Nullable Object must have a value #2
negative_passages.docid: 130819
negative_passages.text: Nullpointerexception while setting a bean
negative_passages.docid: 20209
negative_passages.text: Exception in thread "main" java.lang.NoClassDefFoundError: wrong name
negative_passages.docid: 54392
negative_passages.text: How to call getClass() from a static method in Java?
negative_passages.docid: 24517
negative_passages.text: MVC Spring Implementation - error: java.lang.NullPointerException
negative_passages.docid: 35016
negative_passages.text: java.lang.NullPointerException at org.primefaces.component.datatable.feature.FilterFeature.filter
negative_passages.docid: 81565
negative_passages.text: getClass().getResource() always returning null
negative_passages.docid: 18250
negative_passages.text: What could cause java.lang.reflect.InvocationTargetException?
negative_passages.docid: 9396
negative_passages.text: NullPointerException on AlarmManager.setRepeating() - ElapsedRealTime - Android
negative_passages.docid: 80299
negative_passages.text: Java Error: Cannot make a static reference to the non-static method
negative_passages.docid: 35357
negative_passages.text: java.lang.IllegalStateException: Could not find a method
negative_passages.docid: 124773
negative_passages.text: NullPointerException when calling service in onResume
negative_passages.docid: 156400
negative_passages.text: NullReferenceException when using NUnit
negative_passages.docid: 55274
negative_passages.text: Java: Exception itself is null
negative_passages.docid: 11458
negative_passages.text: NullReferenceException in Unity