diff --git a/DOAN.Model/MES/product/ProRelWorkorderLineBody.cs b/DOAN.Model/MES/product/ProRelWorkorderLineBody.cs
index 2065517..eae74dc 100644
--- a/DOAN.Model/MES/product/ProRelWorkorderLineBody.cs
+++ b/DOAN.Model/MES/product/ProRelWorkorderLineBody.cs
@@ -27,7 +27,7 @@ namespace DOAN.Model.MES.product
         /// <summary>
         /// 工位id 
         /// </summary>
-        [SugarColumn(IsPrimaryKey = true, IsIdentity = false, ColumnName = "fk_station_id")]
+        [SugarColumn(IsNullable=true,IsIdentity = false, ColumnName = "fk_station_id")]
         public int FkStationId { get; set; }
 
         /// <summary>
diff --git a/DOAN.Service/MES/product/ProWorkorderScheduleService.cs b/DOAN.Service/MES/product/ProWorkorderScheduleService.cs
index da6f17f..154c6e5 100644
--- a/DOAN.Service/MES/product/ProWorkorderScheduleService.cs
+++ b/DOAN.Service/MES/product/ProWorkorderScheduleService.cs
@@ -81,21 +81,21 @@ namespace DOAN.Service.MES.product
         /// <param name="WorkorderId">工单号(不是工单id) </param>
         /// <param name="WorkRouteID">工序id</param>
         /// <returns>工序绑定的工位列表</returns>
-        public   List<BaseWorkStationDto3> GetworkStation(string WorkorderId, int WorkProcessID)
+        public List<BaseWorkStationDto3> GetworkStation(string WorkorderId, int WorkProcessID)
         {
             // 获取工序下可以选择的工位
-            List<BaseWorkStationDto3>  Choices= Context.Queryable<BaseWorkStation>()
+            List<BaseWorkStationDto3> Choices = Context.Queryable<BaseWorkStation>()
                 .Where(it => it.FkWorkProcesses == WorkProcessID)
                 .ToList().Adapt<List<BaseWorkStationDto3>>();
-           int Selected_id=  Context.Queryable<ProRelWorkorderLineBody>()
-                                     .Where(it => it.FkWorkorderId == WorkorderId)
-                                     .Where(it => it.FkProcessId == WorkProcessID)
-                                     .Select(it => it.FkStationId)
-                                     .First();
+            int Selected_id = Context.Queryable<ProRelWorkorderLineBody>()
+                                      .Where(it => it.FkWorkorderId == WorkorderId)
+                                      .Where(it => it.FkProcessId == WorkProcessID)
+                                      .Select(it => it.FkStationId)
+                                      .First();
 
-            if(Choices != null&& Choices.Count()>0)
+            if (Choices != null && Choices.Count() > 0)
             {
-                foreach(BaseWorkStationDto3 choice in Choices)
+                foreach (BaseWorkStationDto3 choice in Choices)
                 {
                     if (choice.Id == Selected_id)
                     {
@@ -123,11 +123,22 @@ namespace DOAN.Service.MES.product
         /// <returns></returns>
         public int UpdateSelectedWorkstation(ProRelWorkorderLineBodyDto lineBodyDto)
         {
-            return Context.Updateable<ProRelWorkorderLineBody>()
-                 .SetColumns(it => it.FkStationId == lineBodyDto.FkStationId)
+
+
+            int result = Context.Updateable<ProRelWorkorderLineBody>()
+                 .SetColumns(it => new ProRelWorkorderLineBody() { FkStationId = lineBodyDto.FkStationId })
                  .Where(it => it.FkWorkorderId == lineBodyDto.FkWorkorderId)
                  .Where(it => it.FkProcessId == lineBodyDto.FkProcessId).ExecuteCommand();
-               
+            if (result == 0)
+            {
+                ProRelWorkorderLineBody lineBody = new ProRelWorkorderLineBody();
+                lineBody.FkStationId = lineBodyDto.FkStationId;
+                lineBody.FkWorkorderId = lineBodyDto.FkWorkorderId;
+                lineBody.FkProcessId = lineBodyDto.FkProcessId;
+                result = Context.Insertable(lineBody).ExecuteCommand();
+            }
+            return result;
+
         }
 
         /// <summary>
@@ -139,30 +150,30 @@ namespace DOAN.Service.MES.product
         {
             int result = 0;
             // 查询工单下单 工艺路线BaseRelWorkRouteProcesses
-            string RouteCode =  Context.Queryable<ProWorkorder>().Where(it => it.Workorder == WorkorderId).Select(it => it.RouteId).First();
-            var query=  Context.Queryable<BaseWorkRoute>().Where(it => it.Code == RouteCode);
-            int[] Processes_id= Context.Queryable(query).InnerJoin<BaseRelWorkRouteProcesses>((q, r) => q.Id == r.FkWorkRoute)
+            string RouteCode = Context.Queryable<ProWorkorder>().Where(it => it.Workorder == WorkorderId).Select(it => it.RouteId).First();
+            var query = Context.Queryable<BaseWorkRoute>().Where(it => it.Code == RouteCode);
+            int[] Processes_id = Context.Queryable(query).InnerJoin<BaseRelWorkRouteProcesses>((q, r) => q.Id == r.FkWorkRoute)
                 .Select((q, r) => r.FkWorkProcesses).ToArray();
             var linqs = Context.Queryable<BaseWorkStation>();
-            List<ProRelWorkorderLineBody> inserts= new List<ProRelWorkorderLineBody>();
+            List<ProRelWorkorderLineBody> inserts = new List<ProRelWorkorderLineBody>();
             foreach (var process in Processes_id)
             {
-              int station= linqs
-                .Where(it => it.FkWorkProcesses == process)
-                .Select(it=>it.Id).First();
+                int station = linqs
+                  .Where(it => it.FkWorkProcesses == process)
+                  .Select(it => it.Id).First();
 
-                ProRelWorkorderLineBody lineBody= new ProRelWorkorderLineBody();
+                ProRelWorkorderLineBody lineBody = new ProRelWorkorderLineBody();
                 lineBody.FkWorkorderId = WorkorderId;
                 lineBody.FkProcessId = process;
-                lineBody.FkStationId= station;
-                lineBody.CreatedTime= DateTime.Now;
+                lineBody.FkStationId = station;
+                lineBody.CreatedTime = DateTime.Now;
                 inserts.Add(lineBody);
             }
 
             UseTran2(() =>
             {
-                Context.Deleteable<ProRelWorkorderLineBody>().Where(it=>it.FkWorkorderId == WorkorderId);
-                result=Context.Insertable(inserts).ExecuteCommand();
+                Context.Deleteable<ProRelWorkorderLineBody>().Where(it => it.FkWorkorderId == WorkorderId);
+                result = Context.Insertable(inserts).ExecuteCommand();
 
             });