Null key returned for cache operation (maybe you are using named params on classes without debug info?) Builder[public java.util.Map com.elven.cache.module.curriculum.cache.service.impl.CacheCurriculumPropertyServiceImpl.getCurriculumProperties(java.lang.Long)] caches=[curriculum_property_list] | key='#navId' | keyGenerator='' | cacheManager='' | cacheResolver='' | condition='' | unless='' | sync='true'