修复学生选课情况无数据的BUG

Learun.Framework.Ultimate V7/Learun.Application.Web/Areas/EducationalAdministration/Views/StuSelectLessonListOfElective/QueryStuSelectResult.js

@@ -214,7 +214,7 @@ var bootstrap = function ($, learun) {
         },
         search: function (param) {
             param = param || {};
-            param.SqlParameter = " and a.ChangeStatus<>1 ";
+            param.SqlParameter = " and (a.ChangeStatus is null or (a.ChangeStatus is not null and a.ChangeStatus<>1)) ";
             $('#gridtable').jfGridSet('reload', { queryJson: JSON.stringify(param) });
         }
     };