修改返修单不能删除的问题

HJGL_DS/BLL/HJGL/WeldingManage/HJGL_PW_JointInfoService.cs

@@ -789,6 +789,8 @@ namespace BLL
                 {
                     newJointInfo.RT3_RepairFilmNum = newJointInfo.RT3_RepairFilmNum - 1;
                 }
+                if (!string.IsNullOrEmpty(newJointInfo.RT3_RepairFilm))
+                {
                     string[] strs = newJointInfo.RT3_RepairFilm.Split(',');
                     if (strs.Length == 1)
                     {
@@ -810,6 +812,7 @@ namespace BLL
                         }
                         newJointInfo.RT3_RepairFilm = str;
                     }
+                }
                 newJointInfo.HardResultDate = DateTime.Now;
                 db.SubmitChanges();
             }

HJGL_DS/FineUIPro.Web/Web.config

@@ -11,7 +11,7 @@
   <FineUIPro DebugMode="false" Theme="Cupertino"/>
   <appSettings>
     <!--连接字符串-->
-    <add key="ConnectionString" value="Server=.\SQL2019;Database=HJGLDB_DS;Integrated Security=False;User ID=sa;Password=1111;MultipleActiveResultSets=true;Max Pool Size = 1000;Connect Timeout=1200"/>
+    <add key="ConnectionString" value="Server=.\MSSQLSERVER01;Database=HJGLDB_DS;Integrated Security=False;User ID=sa;Password=1111;MultipleActiveResultSets=true;Max Pool Size = 1000;Connect Timeout=1200"/>
     <!--系统名称-->
     <add key="SystemName" value="诺必达焊接管理系统"/>
     <add key="ChartImageHandler" value="storage=file;timeout=20;url=~/Images/;"/>