query: Nullpointer exception when retrieving Data from firebase
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 69771
negative_passages.text: NullPointerException when setting attribute?
negative_passages.docid: 108336
negative_passages.text: Nullable Object must have a value #2
negative_passages.docid: 32065
negative_passages.text: Attempt to de-reference a null object: Trigger
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negative_passages.text: System.NullPointerException: Attempt to de-reference a null object ,sravn
negative_passages.docid: 92797
negative_passages.text: How to debug NullPointerException in selenium-java
negative_passages.docid: 70651
negative_passages.text: How to retrieve data from ArrayList consists of array objects
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negative_passages.text: NullReferenceException after POST
negative_passages.docid: 68222
negative_passages.text: Reference to undeclared entity exception while working with XML
negative_passages.docid: 55274
negative_passages.text: Java: Exception itself is null
negative_passages.docid: 101146
negative_passages.text: Why can't I write Nullable>?
negative_passages.docid: 114816
negative_passages.text: Is null reference possible?
negative_passages.docid: 9683
negative_passages.text: How to use GetSObject to retrieve related data in a null safe manner?
negative_passages.docid: 10867
negative_passages.text: How to avoid ArrayIndexOutOfBoundsException or IndexOutOfBoundsException?
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: 80018
negative_passages.text: Accessing class members on a NULL pointer