diff --git a/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/Exam_ExamPlanLesson/Exam_ExamPlanLessonService.cs b/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/Exam_ExamPlanLesson/Exam_ExamPlanLessonService.cs
index 2cfe6a447..c663e8c70 100644
--- a/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/Exam_ExamPlanLesson/Exam_ExamPlanLessonService.cs	
+++ b/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.TwoDevelopment/EducationalAdministration/Exam_ExamPlanLesson/Exam_ExamPlanLessonService.cs	
@@ -184,7 +184,7 @@ namespace Learun.Application.TwoDevelopment.EducationalAdministration
                     //必修
                     string sql = $@"insert into Exam_ExamPlanLesson(EPLId,EPId,LessonName,LessonNo)
 select NEWID(),'{EPId}',LessonName+'('+grade+')',LessonNo+'('+grade+')' from Exam_ExamLesson where ELEnabled=1 and AcademicYearNo='{exam_ExamPlan.AcademicYearNo}' and Semester='{exam_ExamPlan.Semester}'
- and LessonNo not in (select LessonNo+'('+grade+')' from Exam_ExamPlanLesson where EPId='{EPId}')
+ and LessonNo+'('+grade+')' not in (select LessonNo from Exam_ExamPlanLesson where EPId='{EPId}')
  group by LessonNo,grade,LessonName";
                     this.BaseRepository("CollegeMIS").ExecuteBySql(sql);
                 }