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java.lang.NullPointerException: null at javax.xml.bind.ContextFinder.handleClassCastException(ContextFinder.java:129) at javax.xml.bind.ContextFinder.newInstance(ContextFinder.java:265) at javax.xml.bind.ContextFinder.newInstance(ContextFinder.java:249) at javax.xml.bind.ContextFinder.find(ContextFinder.java:477) at javax.xml.bind.JAXBContext.newInstance(JAXBContext.java:656) at javax.xml.bind.JAXBContext.newInstance(JAXBContext.java:599) at com.nim.content.formats.folio.DefaultFolioReader.<init>(DefaultFolioReader.java:45)