Index: ssts-invoice/src/main/java/com/forgon/disinfectsystem/invoicemanager/service/InvoiceManagerImpl.java
===================================================================
diff -u -r13857 -r13869
--- ssts-invoice/src/main/java/com/forgon/disinfectsystem/invoicemanager/service/InvoiceManagerImpl.java	(.../InvoiceManagerImpl.java)	(revision 13857)
+++ ssts-invoice/src/main/java/com/forgon/disinfectsystem/invoicemanager/service/InvoiceManagerImpl.java	(.../InvoiceManagerImpl.java)	(revision 13869)
@@ -1454,7 +1454,7 @@
 				invoiceList.add(invoice);
 				// 修改库存数量
 //				updateGoodsStock(invoice,tousseInstancesToUpdate);
-				updateStockInfo.put(invoice, tousseInstancesToUpdate);
+				updateStockInfo.put(invoice, new HashSet<TousseInstance>(tousseInstancesToUpdate));
 				saveInvoice(invoice);
 				// 设置发货单和器械包实例的关联以及修改器械包状态等属性
 				updateTousseInstanceStatus(invoice,tousseInstancesToUpdate);