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This exception has no message.
java.lang.ClassCastException at kodo.jdbc.meta.ClassMapping.resolve(ClassMapping.java:952) at kodo.jdbc.meta.VerticalClassMapping.resolve(VerticalClassMapping.java:300) at kodo.jdbc.meta.MappingRepository.resolve(MappingRepository.java:381) at kodo.jdbc.meta.MappingRepository.getMapping(MappingRepository.java:298) at kodo.jdbc.meta.MappingRepository.getMapping(MappingRepository.java:162) at kodo.jdbc.meta.MappingRepository.getMetaData(MappingRepository.java:150)