Merge branch '娄底高职分支' of http://123.57.209.16:3000/bjquanjiang/DigitalScholl into 娄底高职分支

Learun.Framework.Ultimate V7/Learun.Application.Web/Areas/EducationalAdministration/Controllers/StuInfoFreshController.cs

@@ -77,7 +77,7 @@ namespace Learun.Application.Web.Areas.EducationalAdministration.Controllers
             if (!string.IsNullOrEmpty(Id))
             {
                 var vwinfo = stuInfoFreshIBLL.GetStuInfoFreshEntity(Id);
-                vwinfo.MajorName = cdMajorIBLL.GetCdMajorEntityByMajorNo(vwinfo.MajorNo).MajorName;
+                vwinfo.MajorName = cdMajorIBLL.GetCdMajorEntityByMajorNo(vwinfo?.MajorNo)?.MajorName;
                 return View(vwinfo);
             }
             else