Hibernate

Hibernate数据保存提示一条数据重复修改

public void removeCMNNursingPlanDiseaseDegreeDetailNew(             DiseaseDegreeDetailNew detail) {         DiseaseDegreeDetailNew detailTemp = (DiseaseDegreeDetailNew) this.getSession().get(DiseaseDegreeDetailNew.class, detail.getId());         if(detailTemp != null)         this.getSession().evict(detailTemp);     }