query: java.lang.NullPointerException Error in my chat application
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 60078
negative_passages.text: Exception in thread "main" java.lang.StringIndexOutOfBoundsException: String index out of range: 11
negative_passages.docid: 53319
negative_passages.text: ArgumentException or ArgumentNullException for string parameters?
negative_passages.docid: 43446
negative_passages.text: JSONException: Value of type java.lang.String cannot be converted to JSONObject
negative_passages.docid: 96311
negative_passages.text: NullPointerException when installing the Android SDK on Mac OS X
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: 96453
negative_passages.text: Caught Throwable or Exception is null
negative_passages.docid: 64200
negative_passages.text: Can Java's NullPointerException be changed to report on which variable was null?
negative_passages.docid: 24517
negative_passages.text: MVC Spring Implementation - error: java.lang.NullPointerException
negative_passages.docid: 66284
negative_passages.text: NullPointerException when Creating an Array of objects
negative_passages.docid: 147879
negative_passages.text: Exception when taking a heapdump using JMAP
negative_passages.docid: 67353
negative_passages.text: How to Implement chat application for Android?
negative_passages.docid: 101059
negative_passages.text: Android - android.os.NetworkOnMainThreadException
negative_passages.docid: 78586
negative_passages.text: Why doesn't "System.out.println" work in Android?
negative_passages.docid: 2116
negative_passages.text: IllegalArgumentException or NullPointerException for a null parameter?
negative_passages.docid: 35016
negative_passages.text: java.lang.NullPointerException at org.primefaces.component.datatable.feature.FilterFeature.filter