diff --git a/web/src/main/java/com/ibeetl/jlw/web/ResourcesQuestionSnapshotController.java b/web/src/main/java/com/ibeetl/jlw/web/ResourcesQuestionSnapshotController.java
index d6de8a5e..90f98b3a 100644
--- a/web/src/main/java/com/ibeetl/jlw/web/ResourcesQuestionSnapshotController.java
+++ b/web/src/main/java/com/ibeetl/jlw/web/ResourcesQuestionSnapshotController.java
@@ -174,6 +174,7 @@ public class ResourcesQuestionSnapshotController extends BaseController {
     @PostMapping(API + "/getQuestionTestSimpleInfo.do")
     public JsonResult<PageQuery> getQuestionTestSimpleInfoDo(@Validated(ValidateConfig.ADD.class) TeacherOpenCourseQuestionTestSimpleInfoDTO dto,
                                                              @SCoreUser CoreUser coreUser) {
+        Assert.notNull(coreUser, "请登录后再操作");
         Assert.isTrue(coreUser.isStudent(), "非学生身份，无法获取数据!");
         return JsonResult.success(resourcesQuestionSnapshotService.getQuestionTestSimpleInfo(dto.getPageQuery()));
     }