Index: ssts-web/src/main/webapp/disinfectsystem/basedatamanager/departmentapptemplate/departmentAppTemplateForm.js
===================================================================
diff -u -r29029 -r29044
--- ssts-web/src/main/webapp/disinfectsystem/basedatamanager/departmentapptemplate/departmentAppTemplateForm.js	(.../departmentAppTemplateForm.js)	(revision 29029)
+++ ssts-web/src/main/webapp/disinfectsystem/basedatamanager/departmentapptemplate/departmentAppTemplateForm.js	(.../departmentAppTemplateForm.js)	(revision 29044)
@@ -1050,14 +1050,16 @@
 		var packageSpec = top.Ext.getCmp('packageSpec').getRawValue();
 		var unit = top.Ext.getCmp('unit').getRawValue();
 		var maxSortNumber = [];
-		var maxNumber = Math.max.apply(null,maxSortNumber);
+		var maxNumber = 0;
 		if(isRepeat('configGrid3',diposableGoodsId) == false){
 			if(diposableGoodsId > 0){
 				for(var i=0;i<n;i++){
 					var item = diposableGoodsItemsStore.getAt(i);
 					var sortNumber = item.get('sortNumber');
 					maxSortNumber[i] = parseInt(sortNumber);
 				}
+
+				maxNumber = (maxSortNumber.length>0)?Math.max.apply(null,maxSortNumber):0;
 				var p = new diposableGoodsConfig({
 					id : diposableGoodsId,
 					diposableGoodsName : diposableGoodsName,