query: why do I get a internal server null pointer exception?
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 58054
negative_passages.text: When is it OK to catch NullPointerException?
negative_passages.docid: 29684
negative_passages.text: How to check if an object is nullable?
negative_passages.docid: 29714
negative_passages.text: header("location") causes [500] internal server error?
negative_passages.docid: 128142
negative_passages.text: java.lang.NullPointerException at org.apache.jsp.foo_jsp._jspInit(foo_jsp.java:22)
negative_passages.docid: 31537
negative_passages.text: Checking for null before event dispatching... thread safe?
negative_passages.docid: 13711
negative_passages.text: java.lang.NullPointerException at org.glassfish.hk2.classmodel.reflect.impl.TypesImpl.getType
negative_passages.docid: 98908
negative_passages.text: Is it good practice to set variables to null when they are no longer needed?
negative_passages.docid: 2116
negative_passages.text: IllegalArgumentException or NullPointerException for a null parameter?
negative_passages.docid: 480
negative_passages.text: What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it?
negative_passages.docid: 98780
negative_passages.text: Test Method throwing null pointer exception on custom setting
negative_passages.docid: 141129
negative_passages.text: InputStream returning NullPointerException (Java)
negative_passages.docid: 73120
negative_passages.text: Nullpointerexception when trying to send data from activity to class
negative_passages.docid: 74201
negative_passages.text: getResourceAsStream() is always returning null
negative_passages.docid: 35129
negative_passages.text: Why does String.valueOf(null) throw a NullPointerException?
negative_passages.docid: 38780
negative_passages.text: Checking for null before ToString()
negative_passages.docid: 92187
negative_passages.text: Unable to cast object of type 'System.DBNull' to type 'System.String`