diff --git a/.vs/WMS.Web/DesignTimeBuild/.dtbcache.v2 b/.vs/WMS.Web/DesignTimeBuild/.dtbcache.v2
index 16b1953b..3141e519 100644
Binary files a/.vs/WMS.Web/DesignTimeBuild/.dtbcache.v2 and b/.vs/WMS.Web/DesignTimeBuild/.dtbcache.v2 differ
diff --git a/src/WMS.Web.Api/Controllers/OutStockTaskController.cs b/src/WMS.Web.Api/Controllers/OutStockTaskController.cs
index 3c0a234d..5007bfda 100644
--- a/src/WMS.Web.Api/Controllers/OutStockTaskController.cs
+++ b/src/WMS.Web.Api/Controllers/OutStockTaskController.cs
@@ -209,7 +209,7 @@ namespace WMS.Web.Api.Controllers
             if (loginInfo == null || loginInfo.UserInfo == null)
                 return ResultPagedList<string>.ReFailure(ResultCodes.Token_Invalid_Error);
 
-            var res = await _repositories.GetOutStockTaskNosByNo(dto.BillNo,dto.StockCode);
+            var res = await _repositories.GetOutStockTaskNosByNo(dto.BillNo, dto.StockCode);
             int total = res.Count();
             res = res.OrderByDescending(o => o).Skip((dto.PageNo - 1) * dto.PageSize).Take(dto.PageSize).ToList();
 
@@ -248,7 +248,7 @@ namespace WMS.Web.Api.Controllers
                 var slist = materialSubStocks.Where(t => t.MaterialNumber == x.MaterialNumber && t.StockCode == res.StockCode && t.OrgCode == res.OrgCode).Select(s => s.SubStock).ToList();
                 slist.ForEach(f => rList.Add(new GetOutStockTaskByNoSubStockResponse(f)));
                 x.MaterialSubStocks = rList.OrderBy(s => s.SubStock_Do).Select(s => s.SubStock).ToList();
-                x.FistSubStock = rList.OrderBy(s => s.SubStock_Do).First().SubStock_Do;
+                x.FistSubStock = rList.OrderBy(s => s.SubStock_Do).First()?.SubStock_Do ?? "z";
             });
             res.details = res.details.OrderBy(s => s.FistSubStock).ToList();
 
@@ -274,7 +274,7 @@ namespace WMS.Web.Api.Controllers
             //先刷新选中的数据
             await _outStockTaskService.Sync(res.Select(s => s.BillNo).ToList());
             //再刷新3天内所有的
-           return await _outStockTaskService.Sync(null, begin);
+            return await _outStockTaskService.Sync(null, begin);
         }
         /// <summary>
         /// 出库任务单详情