diff --git a/WMS-BS/NFine.Application/WMS/ICSToSAPApp .cs b/WMS-BS/NFine.Application/WMS/ICSToSAPApp .cs
index 100a36b..c791f16 100644
--- a/WMS-BS/NFine.Application/WMS/ICSToSAPApp .cs	
+++ b/WMS-BS/NFine.Application/WMS/ICSToSAPApp .cs	
@@ -418,7 +418,14 @@ namespace NFine.Application.WMS
                             }
                         }
                         #endregion
-                        if (table.Rows.Count != 0)
+                        #region 验证单据是否已经占料，如已占料则跳过占料步骤
+                        string zlchksql = @"select TransCode from ICSWareHouseLotInfoLog
+		                                    where TransCode='{0}' and WorkPoint='{1}' and TransType=15";
+                        zlchksql = string.Format(zlchksql, TransferCode, WorkPoint);
+                        var zlchkdata = Repository().FindDataSetBySql(zlchksql);
+                        DataTable zlchktable = zlchkdata.Tables[0];
+                        #endregion
+                        if (table.Rows.Count != 0 && zlchktable.Rows.Count==0)
                         {
                             #region 拣料时增加条码出入库记录,修改库存锁定数量,以作占料处理
                             int Count = 1;
diff --git a/WMS-BS/NFine.Web/Areas/WMS/Views/BasicSettings/ICSTransferToSAP.cshtml b/WMS-BS/NFine.Web/Areas/WMS/Views/BasicSettings/ICSTransferToSAP.cshtml
index 83df018..735be75 100644
--- a/WMS-BS/NFine.Web/Areas/WMS/Views/BasicSettings/ICSTransferToSAP.cshtml
+++ b/WMS-BS/NFine.Web/Areas/WMS/Views/BasicSettings/ICSTransferToSAP.cshtml
@@ -807,6 +807,10 @@
             return;
         }
         for (var i in ids) {
+            if ($("#gridList").jqGrid('getRowData', ids[i]).Status == "已过账") {
+                alert("所选单据已过账，请勿重复操作!");
+                return;
+            }
             if (TrasnferCode == "") {
                 TrasnferCode = $("#gridList").jqGrid('getRowData', ids[i]).TransferNO;
             }