diff --git a/WarehouseMgr/Tnb.WarehouseMgr/WmsKittingInStkService.cs b/WarehouseMgr/Tnb.WarehouseMgr/WmsKittingInStkService.cs
index 3330140a..7ad379ee 100644
--- a/WarehouseMgr/Tnb.WarehouseMgr/WmsKittingInStkService.cs
+++ b/WarehouseMgr/Tnb.WarehouseMgr/WmsKittingInStkService.cs
@@ -216,7 +216,7 @@ namespace Tnb.WarehouseMgr
                 if (kittingOut != null)
                 {
                     var locaion = await _db.Queryable<BasLocation>().SingleAsync(it => it.id == kittingOut.location_id);
-                    if (locaion?.is_type.ToEnum<EnumLocationType>() != EnumLocationType.存储库位)
+                    if (locaion !=null && locaion.is_type.ToEnum<EnumLocationType>() != EnumLocationType.存储库位)
                     {
                         kittingOut.status = WmsWareHouseConst.BILLSTATUS_TOBESHIPPED_ID;
 
diff --git a/common/Tnb.Common/Extension/StringExtensions.cs b/common/Tnb.Common/Extension/StringExtensions.cs
index 99ac6dfc..2d6e9011 100644
--- a/common/Tnb.Common/Extension/StringExtensions.cs
+++ b/common/Tnb.Common/Extension/StringExtensions.cs
@@ -949,6 +949,11 @@ public static class StringExtensions
         return (T)System.Enum.Parse(typeof(T), value, true);
     }
 
+    public static T ToEnumWithNull<T>(this string? value)
+    {
+        return (T)System.Enum.Parse(typeof(T), value, true);
+    }
+
     #endregion
 
     #region 转换,来自Abp
diff --git a/taskschedule/Tnb.TaskScheduler/Listener/QcTaskTimeWorker.cs b/taskschedule/Tnb.TaskScheduler/Listener/QcTaskTimeWorker.cs
index 2e9cd054..060bc1a5 100644
--- a/taskschedule/Tnb.TaskScheduler/Listener/QcTaskTimeWorker.cs
+++ b/taskschedule/Tnb.TaskScheduler/Listener/QcTaskTimeWorker.cs
@@ -22,11 +22,11 @@ namespace Tnb.TaskScheduler.Listener
     /// <summary>
     /// 生成质检任务
     /// </summary>
-    public class QcTaskTimeWorker : ISpareTimeWorker
+    public class QcTaskTimeWorker //: ISpareTimeWorker
     {
         private ISqlSugarClient repository => App.GetService<ISqlSugarClient>();
 
-        [SpareTime("0 0 0 * * ?", "生成质检任务", ExecuteType = SpareTimeExecuteTypes.Serial, StartNow = false)]
+        //[SpareTime("0 0 0 * * ?", "生成质检任务", ExecuteType = SpareTimeExecuteTypes.Serial, StartNow = false)]
         public async void CreateTask(SpareTimer timer, long count)
         {
             var timeTaskEntity = await repository.Queryable<TimeTaskEntity>().Where(p => p.Id == timer.WorkerName && p.EnabledMark == 1).FirstAsync();