[更新]

code/finance_serv/src/main/java/com/vion/financial/mapper/ContractMapper.java

@@ -19,6 +19,6 @@ public interface ContractMapper {
 	public List<String> queryList();
 	public List<ContractVo> selectByCondition(SelectVo selectVo);
 	
-	public boolean isDelete(String contract_unid);
+	public Boolean isDelete(String contract_unid);
 	public int countNumber();
 }

code/finance_serv/src/main/java/com/vion/financial/service/imp/ContractServiceImpl.java

@@ -80,7 +80,8 @@ public class ContractServiceImpl implements ContractService {
 	public Object queryOne(String s) {
 		try {
 			logger.info("================查询合同start===================");
-			if (!contractMapper.isDelete(s)) {
+			Boolean isdelete = contractMapper.isDelete(s);
+			if (isdelete != null && !isdelete) {
 				ContractVo contractVo = contractMapper.queryOne(s);
 				Appendix appendix = new Appendix();
 				appendix.setBusiness_table("tb_contract");