исправлена 500 ошибка, пустое пространство в модалке

backend/src/main/java/com/magistr/app/controller/AcademicCalendarController.java

@@ -166,6 +166,7 @@ public class AcademicCalendarController {
         }
         try {
             replaceCalendarSubjects(calendar, rows == null ? List.of() : rows);
+            scheduleGeneratorService.clearCache();
             return ResponseEntity.ok(calendarSubjectRepository.findByCalendarIdWithSubject(id).stream()
                     .map(this::toCalendarSubjectDto)
                     .toList());
@@ -284,6 +285,7 @@ public class AcademicCalendarController {
         }
 
         calendarSubjectRepository.deleteByAcademicCalendar_Id(calendar.getId());
+        calendarSubjectRepository.flush();
         List<AcademicCalendarSubject> entities = rows.stream()
                 .map(row -> {
                     AcademicCalendarSubject calendarSubject = new AcademicCalendarSubject();