问题修复24

op-modules/op-plan/src/main/java/com/op/plan/controller/ProOrderWorkorderController.java

@@ -307,6 +307,9 @@ public class ProOrderWorkorderController extends BaseController {
             return AjaxResult.error("请先维护垛型箱型！");
         }else{
             for(BaseProduct ptype:packageTypes){
+                if(ptype == null){
+                    return AjaxResult.error("请先维护垛型箱型！");
+                }
                 if(StringUtils.isEmpty(ptype.getBoxType())){
                     return AjaxResult.error("请先维护箱型！");
                 }