Exception in thread "main" java.lang.AbstractMethodError: Receiver class com.mysql.jdbc.ResultSet does not define or inherit an implementation of the resolved method 'abstract java.lang.String getNString(java.lang.String)' of interface java.sql.ResultSet.
	at Database_Connection.fetchQuestion(Database_Connection.java:179)
	at STW205CDE_Questions.<init>(STW205CDE_Questions.java:120)
	at STW205CDE_Questions.main(STW205CDE_Questions.java:38)