public async Task <ActionResult> EntryScore(EntryScoreDto dto) { var sc = await _studentCourseRepository.LoadEntitiesAsIQueryable(x => x.CourseId == dto.CourseId && x.StudentId == dto.StudentId) .AsNoTracking() .FirstOrDefaultAsync(); if (sc == null) { return(NotFound()); } sc.Score = dto.Score; await _studentCourseRepository.EditEntityAsync(sc); return(NoContent()); }