diff --git a/Myshipping.Application/Entity/BookingOrder.cs b/Myshipping.Application/Entity/BookingOrder.cs
index c172e6f6..4ad8c9ee 100644
--- a/Myshipping.Application/Entity/BookingOrder.cs
+++ b/Myshipping.Application/Entity/BookingOrder.cs
@@ -1056,7 +1056,7 @@ namespace Myshipping.Application.Entity
         /// <summary>
         /// 是否为舱位拆票后生成的订舱
         /// </summary>
-        public bool? IsSplit { get; set; }
+        public bool IsSplit { get; set; }
 
         /// <summary>
         /// 分单操作ID
diff --git a/Myshipping.Application/Event/BookingSlotStockSubscriber.cs b/Myshipping.Application/Event/BookingSlotStockSubscriber.cs
index b6d85122..5c5b3384 100644
--- a/Myshipping.Application/Event/BookingSlotStockSubscriber.cs
+++ b/Myshipping.Application/Event/BookingSlotStockSubscriber.cs
@@ -150,6 +150,13 @@ namespace Myshipping.Application.Event
             {
                 // 已使用舱位数
                 stockObj.USE_NUM = lstAllocKeyList.DistinctBy(x => x.BOOKING_SLOT_ID).Count();
+                //// 这里要判断使用的箱子与舱位原有的箱子的数量是否一致，在一致的情况下，舱位才算被使用
+                //foreach (var item in lstAllocKeyList)
+                //{
+                    
+                //}
+                //await _repAllocCtn.AsQueryable().Filter(null, true).Where(x => !x.IsDeleted)
+
 
                 // 订舱引用表主键列表
                 var lstAllocIdList = lstAllocKeyList.Select(x => x.Id).ToList();
diff --git a/Myshipping.Application/Service/BookingOrder/BookingOrderService.cs b/Myshipping.Application/Service/BookingOrder/BookingOrderService.cs
index ab89e6f8..ce016f51 100644
--- a/Myshipping.Application/Service/BookingOrder/BookingOrderService.cs
+++ b/Myshipping.Application/Service/BookingOrder/BookingOrderService.cs
@@ -1545,7 +1545,7 @@ namespace Myshipping.Application
             //陈冠宇提订舱编号不允许重复
             if (!string.IsNullOrWhiteSpace(input.CUSTNO))
             {
-                var et = await _rep.AsQueryable().Filter(null, true).AnyAsync(x => x.IsDeleted == false && x.CUSTNO == input.CUSTNO && x.TenantId == UserManager.TENANT_ID && x.ParentId == 0 && x.Id != input.Id);
+                var et = await _rep.AsQueryable().Filter(null, true).AnyAsync(x => x.IsDeleted == false && x.IsSplit == false && x.CUSTNO == input.CUSTNO && x.TenantId == UserManager.TENANT_ID && x.ParentId == 0 && x.Id != input.Id);
                 if (et)
                 {
                     throw Oops.Bah("当前订舱编号已存在,请勿重复录入!");
diff --git a/Myshipping.Application/Service/BookingOrder/Dto/BookingOrderDto.cs b/Myshipping.Application/Service/BookingOrder/Dto/BookingOrderDto.cs
index 1b2c7fd1..7f3aede8 100644
--- a/Myshipping.Application/Service/BookingOrder/Dto/BookingOrderDto.cs
+++ b/Myshipping.Application/Service/BookingOrder/Dto/BookingOrderDto.cs
@@ -861,7 +861,7 @@ namespace Myshipping.Application
         /// <summary>
         /// 是否为舱位拆票后生成的订舱
         /// </summary>
-        public bool? IsSplit { get; set; }
+        public bool IsSplit { get; set; }
 
         /// <summary>
         /// 分单操作ID
diff --git a/Myshipping.Application/Service/BookingSlot/BookingSlotService.cs b/Myshipping.Application/Service/BookingSlot/BookingSlotService.cs
index 9151578d..173e5d8d 100644
--- a/Myshipping.Application/Service/BookingSlot/BookingSlotService.cs
+++ b/Myshipping.Application/Service/BookingSlot/BookingSlotService.cs
@@ -1971,19 +1971,20 @@ namespace Myshipping.Application
                 var selectNum = generateModel.CtnList.Sum(x => x.CTNNUM);
                 var allNum = await _repCtn.AsQueryable().Where(x => x.SLOT_ID == generateModel.SlotId).SumAsync(x => x.CTNNUM);
                 bkModel.IsSplit = selectNum != allNum;
-                if (bkModel.IsSplit == true)
+                if (bkModel.IsSplit)
                 {
-                    var sql = _repBookingOrder.AsQueryable().Where(" MBLNO like @mblno+'_' ", new { mblno = custNo }).ToSqlString();
-                    var currentOrder = await _repBookingOrder.AsQueryable().Where(" MBLNO like @mblno+'_' ", new { mblno = custNo })
+                    var sql = _repBookingOrder.AsQueryable().Where(" MBLNO like @mblno ", new { mblno = custNo + '_' }).OrderByDescending(x => x.Id).Select(x => x.MBLNO).ToSqlString();
+                    var currentMblno = await _repBookingOrder.AsQueryable().Where(" MBLNO like @mblno ", new { mblno = custNo + '_' })
                                                              .OrderByDescending(x => x.Id)
+                                                             .Select(x => x.MBLNO)
                                                              .FirstAsync();
-                    if (currentOrder == null)
+                    if (currentMblno == null)
                     {
                         bkModel.MBLNO = custNo + "A";
                     }
                     else
                     {
-                        var lastLetter = currentOrder.MBLNO.Substring(currentOrder.MBLNO.Length - 1, 1)[0];
+                        var lastLetter = currentMblno.Substring(currentMblno.Length - 1, 1)[0];
                         var newMblno = custNo + LetterIndexUtil.GetNextLetter(lastLetter);
                         bkModel.MBLNO = newMblno;
                     }