Merge remote-tracking branch 'origin/master'

mec-biz/src/main/java/com/ym/mec/biz/service/impl/CourseReviewServiceImpl.java

@@ -274,7 +274,7 @@ public class CourseReviewServiceImpl extends BaseServiceImpl<Integer, CourseSche
         TeacherClassHeadInfo teacherClassGroupInfo = getCourseInfoHead(courseScheduleReview.getCourseScheduleId());
         courseScheduleReview.setTeacherName(teacherClassGroupInfo.getBishopTeacher());
 
-        if (courseScheduleReview.getEducationalTeacherId() != null) {
+        if (courseScheduleReview.getEducationalTeacherId() != null && !courseScheduleReview.getEducationalTeacherId().equals(0)) {
             SysUser user = teacherDao.getUser(courseScheduleReview.getEducationalTeacherId());
             courseScheduleReview.setEduTeacherName(user.getRealName());
         }