query: 'void com.quickblox.chat.QBAbstractChat.sendMessage 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: 146379
negative_passages.text: Java method dispatch with null argument
negative_passages.docid: 156400
negative_passages.text: NullReferenceException when using NUnit
negative_passages.docid: 146476
negative_passages.text: Java: Why aren't NullPointerExceptions called NullReferenceExceptions?
negative_passages.docid: 18531
negative_passages.text: Find root cause of "cannot access private member declared in class 'QObject'"
negative_passages.docid: 14816
negative_passages.text: What is the SObject for a private message?
negative_passages.docid: 79477
negative_passages.text: Why is "null" present in C# and Java?
negative_passages.docid: 35590
negative_passages.text: How to fix NullPointerException in Java?
negative_passages.docid: 147179
negative_passages.text: Loading screen messages
negative_passages.docid: 83084
negative_passages.text: Clipboard.GetText returns null (empty string)
negative_passages.docid: 58054
negative_passages.text: When is it OK to catch NullPointerException?
negative_passages.docid: 94938
negative_passages.text: .NET : How do you get the Type of a null object?
negative_passages.docid: 96843
negative_passages.text: What will happen when I call a member function on a NULL object pointer?
negative_passages.docid: 132398
negative_passages.text: What is null in Java?
negative_passages.docid: 31537
negative_passages.text: Checking for null before event dispatching... thread safe?
negative_passages.docid: 79586
negative_passages.text: System.NullPointerException: Attempt to de-reference a null object
negative_passages.docid: 97325
negative_passages.text: DialogFragment causing nullpointer crash