diff --git a/xymanager_common/src/main/java/com/shxy/xymanager_common/vo/UpdateLineVo.java b/xymanager_common/src/main/java/com/shxy/xymanager_common/vo/UpdateLineVo.java
index 3fb6262..64b134d 100644
--- a/xymanager_common/src/main/java/com/shxy/xymanager_common/vo/UpdateLineVo.java
+++ b/xymanager_common/src/main/java/com/shxy/xymanager_common/vo/UpdateLineVo.java
@@ -4,28 +4,25 @@ import io.swagger.annotations.ApiModel;
 import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
 
-import javax.validation.constraints.NotBlank;
-import javax.validation.constraints.NotEmpty;
-import java.util.List;
+import javax.validation.constraints.NotNull;
 
 @Data
 @ApiModel(value = "修改线路对象", description = "修改线路对象描述")
 public class UpdateLineVo {
 
     @ApiModelProperty(value = "线路编号", example = "123456")
-    @NotBlank(message = "线路编号不能缺少")
+    @NotNull(message = "线路编号不能缺少")
     private Integer id;
 
     @ApiModelProperty(value = "线路名称", example = "名称名称")
-    @NotBlank(message = "线路名称不能缺少")
+    @NotNull(message = "线路名称不能缺少")
     private String name;
 
     @ApiModelProperty(value = "单位", example = "单位")
-    @NotBlank(message = "单位不能缺少")
     private String bsManufacturer;
 
     @ApiModelProperty(value = "电压等级编号", example = "型号型号")
-    @NotBlank(message = "电压编号不能缺少")
+    @NotNull(message = "电压编号不能缺少")
     private Integer dyLevelid;
 
 }
diff --git a/xymanager_dao/src/main/resources/mappers/LinesDao.xml b/xymanager_dao/src/main/resources/mappers/LinesDao.xml
index 924380d..28fc9a9 100644
--- a/xymanager_dao/src/main/resources/mappers/LinesDao.xml
+++ b/xymanager_dao/src/main/resources/mappers/LinesDao.xml
@@ -33,7 +33,7 @@
         y.name as dy_level_name
         from `lines` x,
         dy_level y
-        where x.dy_level_id = y.id and x.status = #{status}
+        where x.dy_level_id = y.id and x.status = #{status} order by x.create_time desc
     </select>
     <select id="selectByPrimaryKey" parameterType="java.lang.Integer" resultMap="BaseResultMap">
         select