diff --git a/ICSSoft.WMS.WebAPI/ICSSoft.DataProject/ICSSalesService.cs b/ICSSoft.WMS.WebAPI/ICSSoft.DataProject/ICSSalesService.cs
index 26840b1..1e517e1 100644
--- a/ICSSoft.WMS.WebAPI/ICSSoft.DataProject/ICSSalesService.cs
+++ b/ICSSoft.WMS.WebAPI/ICSSoft.DataProject/ICSSalesService.cs
@@ -271,6 +271,7 @@ namespace ICSSoft.DataProject
                 sql = string.Format(sql, Identification);
                 DataTable dt = DBHelper.SQlReturnData(sql, cmd);
                 if (dt.Rows.Count > 1)
+
                 {
                     throw new Exception(language.GetNameByCode("WMSAPIInfo202"));//单次提交单据数量卡控（只允许一张单据）
                 }
@@ -492,28 +493,29 @@ namespace ICSSoft.DataProject
         /// <param name="TransType"></param>
         /// <param name="Identification"></param>
         /// <param name="cmd"></param>
-        public static void SalesReturnBackInERP(string TransType, string Identification, SqlCommand cmd, Dictionary<string, string> language, string BusinessCode)
+        public static void SalesReturnBackInERP(string TransCode, string Identification, SqlCommand cmd, Dictionary<string, string> language, string workPoint)
         {
             try
             {
                 #region SAP(三层结构)
                 string IsSuccess = "";
                 string ErrorMessage = "";
-                string sql = @" select Distinct A.SDNCode,A.WorkPoint from ICSSDN A
-                                LEFT JOIN ICSWareHouseLotInfoLog B ON B.TransCode=A.SDNCode AND B.WorkPoint=A.WorkPoint
-                                where B.Identification='{0}' AND BusinessCode='20'";
-                sql = string.Format(sql, Identification);
-                DataTable dt = DBHelper.SQlReturnData(sql, cmd);
-                if (dt.Rows.Count > 1)
-                {
-                    throw new Exception(language.GetNameByCode("WMSAPIInfo202"));//单次提交单据数量卡控（只允许一张单据）
-                }
-                for (int i = 0; i < dt.Rows.Count; i++)
-                {
+                string sql = "";
+                //string sql = @" select Distinct A.SDNCode,A.WorkPoint from ICSSDN A
+                //                LEFT JOIN ICSWareHouseLotInfoLog B ON B.TransCode=A.SDNCode AND B.WorkPoint=A.WorkPoint
+                //                where B.Identification='{0}' AND BusinessCode='44'";
+                //sql = string.Format(sql, Identification);
+                //DataTable dt = DBHelper.SQlReturnData(sql, cmd);
+                //if (dt.Rows.Count > 1)
+                //{
+                //    throw new Exception(language.GetNameByCode("WMSAPIInfo202"));//单次提交单据数量卡控（只允许一张单据）
+                //}
+                //for (int i = 0; i < dt.Rows.Count; i++)
+                //{
                     string chksql = @"select SUM(Quantity) AS Quantity,SUM(SDNQuantity) AS SDNQuantity from ICSSDN
                                       where SDNCode='{0}' and WorkPoint='{1}'
                                       GROUP BY SDNCode,WorkPoint";
-                    chksql = string.Format(chksql, dt.Rows[i]["SDNCode"].ToString(), dt.Rows[i]["WorkPoint"].ToString());
+                    chksql = string.Format(chksql, TransCode, workPoint);
                     DataTable chkdt = DBHelper.SQlReturnData(chksql, cmd);
                     if (Convert.ToDecimal(chkdt.Rows[0]["Quantity"]) == Convert.ToDecimal(chkdt.Rows[0]["SDNQuantity"]))
                     {
@@ -521,7 +523,7 @@ namespace ICSSoft.DataProject
                         SAPCallBackDispatchVPN.ZWMS_SK_DO_GZ1 Info = new SAPCallBackDispatchVPN.ZWMS_SK_DO_GZ1();
                         List<SAPCallBackDispatchVPN.ZWMS_DO_HEAD> headlist = new List<SAPCallBackDispatchVPN.ZWMS_DO_HEAD>();
                         SAPCallBackDispatchVPN.ZWMS_DO_HEAD head = new SAPCallBackDispatchVPN.ZWMS_DO_HEAD();
-                        head.VBELN = dt.Rows[i]["SDNCode"].ToString();
+                        head.VBELN = TransCode;
                         headlist.Add(head);
                         Info.T_HEAD = headlist.ToArray();
                         List<SAPCallBackDispatchVPN.ZWMS_DO_ITEM> ItemList = new List<SAPCallBackDispatchVPN.ZWMS_DO_ITEM>();
@@ -531,7 +533,7 @@ namespace ICSSoft.DataProject
                             ,ISNULL(B.BatchCode,'') AS BatchCode from ICSSDN A
                             LEFT JOIN ICSExtension B ON B.ID=A.ExtensionID AND B.WorkPoint=A.WorkPoint
                             WHERE SDNCode='{0}' AND A.WorkPoint='{1}'";
-                        sql = string.Format(sql, dt.Rows[i]["SDNCode"].ToString(), dt.Rows[i]["WorkPoint"].ToString());
+                        sql = string.Format(sql, TransCode, workPoint);
                         DataTable Sapdt = DBHelper.SQlReturnData(sql, cmd);
                         foreach (DataRow dr in Sapdt.Rows)
                         {
@@ -575,7 +577,7 @@ namespace ICSSoft.DataProject
                             }
                         }
                     }
-                }
+                //}
                 if (IsSuccess == "N")
                 {
                     throw new Exception(ErrorMessage);
diff --git a/ICSSoft.WMS.WebAPI/ICSSoft.DataProject/ICSSubmitService.cs b/ICSSoft.WMS.WebAPI/ICSSoft.DataProject/ICSSubmitService.cs
index e8f0fb7..3790d25 100644
--- a/ICSSoft.WMS.WebAPI/ICSSoft.DataProject/ICSSubmitService.cs
+++ b/ICSSoft.WMS.WebAPI/ICSSoft.DataProject/ICSSubmitService.cs
@@ -2740,6 +2740,15 @@ namespace ICSSoft.DataProject
                                 ICSWareHouseLotInfoService.WareHouseLotInfoUp(Identification, itemInfo.LocationCode, itemInfo.LotNo, itemInfo.Quantity,
                                     item.User, item.WorkPoint, WHTransType, BusinessCode, cmd, language, itemInfo.LogID, itemInfo.InvCode + itemInfo.WarehouseCode);
                             }
+
+                            //上传ERP
+                            if (Convert.ToBoolean(System.Configuration.ConfigurationManager.AppSettings["UploadERP"]))
+                            {
+                                //销售退货-原条码
+                                if (TransType == TransTypeEnum.SalesReturnBack.GetDescription())
+                                    ICSSalesService.SalesReturnBackInERP(itemInfo.TransCode, Identification, cmd, language, item.WorkPoint);
+                            }
+
                         }
 
                         #region 拆卸单
@@ -2750,6 +2759,8 @@ namespace ICSSoft.DataProject
                         }
                         #endregion}
                     }
+
+                       
                     //上传ERP
                     if (Convert.ToBoolean(System.Configuration.ConfigurationManager.AppSettings["UploadERP"]))
                     {
@@ -2796,9 +2807,7 @@ namespace ICSSoft.DataProject
                         //两步调入
                         else if (TransType == TransTypeEnum.TwoStepTransferDocIn.GetDescription())
                             ICSWareHouseService.TwoStepTransferDocInERP(TransType, Identification, cmd, language, BusinessCode);
-                        //销售退货-原条码
-                        else if (TransType == TransTypeEnum.SalesReturnBack.GetDescription())
-                            ICSSalesService.SalesReturnBackInERP(TransType, Identification, cmd, language, BusinessCode);
+                        
                         //其他入库
                         else if (TransType == TransTypeEnum.OtherInDoc.GetDescription())
                             ICSWareHouseService.OtherInDocERP(TransType, Identification, cmd, language, BusinessCode);
@@ -5393,8 +5402,8 @@ namespace ICSSoft.DataProject
 	                            AND Sequence = '{item.TransSequence}' 
 	                            AND WorkPoint = '{item.WorkPoint}' 
 	                            AND Type = '{item.TransType}'";
-                            var workPoint=DBHelper.ExecuteScalar(checksql, cmd);
-                            if (workPoint == null)
+                            var workPoint=DBHelper.ExecuteScalar(checksql, cmd).ToString();
+                            if (workPoint == null|| workPoint=="")
                             {
                                 tranferWorkpoint = item.WorkPoint;
                             }
diff --git a/ICSSoft.WMS.WebAPI/ICSSoft.DataProject/ICSWareHouseLotInfoService.cs b/ICSSoft.WMS.WebAPI/ICSSoft.DataProject/ICSWareHouseLotInfoService.cs
index cff826b..0419b4b 100644
--- a/ICSSoft.WMS.WebAPI/ICSSoft.DataProject/ICSWareHouseLotInfoService.cs
+++ b/ICSSoft.WMS.WebAPI/ICSSoft.DataProject/ICSWareHouseLotInfoService.cs
@@ -1114,10 +1114,10 @@ namespace ICSSoft.DataProject
                     sql = @"INSERT INTO ICSInventoryLotDetail(LotNo,TransCode,TransSequence,MUSER,MUSERName,MTIME,WorkPoint)
                         SELECT '{0}',b.TransCode,b.TransSequence,f.F_Account ,f.F_RealName ,SYSDATETIME() ,'{1}'
                         FROM ICSInventoryLot a
-                        INNER JOIN ICSInventoryLotDetail b ON a.LotNo=b.LotNo AND a.WorkPoint=b.WorkPoint
+                        INNER JOIN ICSInventoryLotDetail b ON b.LotNo='{3}' AND a.WorkPoint=b.WorkPoint
                         INNER JOIN Sys_SRM_User f ON f.F_Account='{2}' AND a.WorkPoint=f.F_Location
                         WHERE a.LotNo='{0}' AND a.WorkPoint='{1}'";
-                    sql = string.Format(sql, lotstr, tranferWorkpoint, User);
+                    sql = string.Format(sql, lotstr, tranferWorkpoint, User,LotNo);
 
                     if (!DBHelper.ExecuteNonQuery(sql, cmd))
                     {