Index: ssts-recyclingapplication/src/main/java/com/forgon/disinfectsystem/recyclingapplication/action/InvoicePlanAction.java
===================================================================
diff -u -r27812 -r27849
--- ssts-recyclingapplication/src/main/java/com/forgon/disinfectsystem/recyclingapplication/action/InvoicePlanAction.java	(.../InvoicePlanAction.java)	(revision 27812)
+++ ssts-recyclingapplication/src/main/java/com/forgon/disinfectsystem/recyclingapplication/action/InvoicePlanAction.java	(.../InvoicePlanAction.java)	(revision 27849)
@@ -551,8 +551,12 @@
 			list = invoicePlanOptimizeManager
 					.getWaitDeliverGoods(null , orgUnitCoding, null, applyDate, tousseType,disposableGoodsType, sterilingMethods,tousseGroupIds, appFormType);
 		}
-		
-		JSONArray jsonArray = JSONArray.fromObject(list);
+		JSONArray jsonArray = null;
+		if(list == null){
+			jsonArray = new JSONArray();
+		}else{
+			jsonArray = JSONArray.fromObject(list);
+		}
 		StrutsResponseUtils.output(jsonArray);
 	}