org.springframework.web.util.NestedServletException: RequestFailed;

org.springframework.web.util.NestedServletException: RequestFailed;

DetachedCriteria d= DetachedCriteria(Details.class).
setProjection(Projections.projectionList().add​(Projections.property("subject"),"subject"));
d.add(Restrictions.eqProperty("question","child"));
d.add(Restrictions.eqProperty("answer","M"));
d.add(Restrictions.eqProperty("test","1")); Criteria
cr=sessionFactory.createCriteria(details.class).
setProjection(Projections.projec​tionList().add(Projections.property("answer"),"answer"));
cr.add(Restrictions.eqProperty("question","immunization"));
cr.add(Subqueries.propertyIn("subject", d)); List ls=cr.list();