解决 : Could not commit JPA transaction RollbackException: Transaction marked as rollbackOnly

RollbackException: Transaction marked as rollbackOnly

List<Object> removeList = null;
                logger.error("\n\n\n-----------uid-----:" + uid + "\n\n\n");
                if (StringUtils.isNotEmpty(uid)) {
                    EntityManager em = null;
                    try {
                        em = entityManager;
                        String querSql = "SELECT a FROM gaei_work_weight WHERE approver_id != ? AND employee_id = ? ";
                        Query quer = em.createNativeQuery(querSql);
                        quer.setParameter(1, uid);
                        quer.setParameter(2, uid);
                        removeList = quer.getResultList();
                        logger.error("\n\n\n-------------------------不由他审批数据为：" + removeList.size());
                    } catch (Exception e) {
                        logger.error("", "判断是否领导时异常", e.getMessage());
                    } finally {
                        if (null != em) {
                            em.close();
                        }
                    }
                }