query: compatibility null pointer error?
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 144658
negative_passages.text: System.NullPointerException: Attempt to de-reference a null object ,sravn
negative_passages.docid: 480
negative_passages.text: What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it?
negative_passages.docid: 93104
negative_passages.text: What is a NumberFormatException and how can I fix it?
negative_passages.docid: 46857
negative_passages.text: Compiler warning: null reference exception
negative_passages.docid: 36270
negative_passages.text: Nullable type issue with ?: Conditional Operator
negative_passages.docid: 35129
negative_passages.text: Why does String.valueOf(null) throw a NullPointerException?
negative_passages.docid: 45196
negative_passages.text: Calling class method through NULL class pointer
negative_passages.docid: 73285
negative_passages.text: Null Pointer Exception in XMl Parsing
negative_passages.docid: 64332
negative_passages.text: avoiding null reference exceptions
negative_passages.docid: 137692
negative_passages.text: NullPointerException when working with arrays
negative_passages.docid: 1816
negative_passages.text: Non-static variable cannot be referenced from a static context
negative_passages.docid: 2948
negative_passages.text: What does a "Cannot find symbol" or "Cannot resolve symbol" error mean?
negative_passages.docid: 30607
negative_passages.text: Bug: unable to handle kernel NULL pointer dereference at
negative_passages.docid: 54390
negative_passages.text: "does not contain a static 'main' method suitable for an entry point"
negative_passages.docid: 56124
negative_passages.text: Why do I get "Exception; must be caught or declared to be thrown" when I try to compile my Java code?
negative_passages.docid: 94946
negative_passages.text: The method format(String, Object[]) in the type String is not applicable for the arguments (String, int, int)