1、陪练课调整

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

@@ -1790,6 +1790,9 @@ public class PracticeGroupServiceImpl extends BaseServiceImpl<Long, PracticeGrou
         practiceGroup.setCoursesStartDate(allCourseDates.get(0));
         practiceGroup.setCoursesExpireDate(DateUtil.addMinutes(allCourseDates.get(3), practiceCourseMinutes));
         Teacher teacher = teacherService.getDetail(practiceGroup.getUserId());
+        if(Objects.isNull(teacher)){
+            throw new BizException("教师不存在");
+        }
         Employee employee = employeeDao.get(practiceGroup.getUserId());
         if (Objects.isNull(employee) || StringUtils.isEmpty(employee.getOrganIdList()) || employee.getOrganIdList().contains(",")) {
             practiceGroup.setOrganId(teacher.getTeacherOrganId());