diff --git a/servers/boe-server-all/src/main/java/com/xboe/school/study/api/StudyCourseApi.java b/servers/boe-server-all/src/main/java/com/xboe/school/study/api/StudyCourseApi.java
index 5a7af5fb..c665ab1f 100644
--- a/servers/boe-server-all/src/main/java/com/xboe/school/study/api/StudyCourseApi.java
+++ b/servers/boe-server-all/src/main/java/com/xboe/school/study/api/StudyCourseApi.java
@@ -210,7 +210,9 @@ public class StudyCourseApi extends ApiBaseController{
 		List<CourseContent> cclist=contentService.getByCourseId(cid);
 		List<CourseSection> sectionlist=sectionService.getByCourseId(cid);
 		List<CourseTeacher> teachers=courseService.findTeachersByCourseId(cid);
-		log.info("=========== 根据课程信息查询AI字幕数据：cclist = " + cclist.get(0).toString());
+		if(cclist == null || cclist.size() == 0){
+			log.info("========查询到视频数据=========");
+		}
 		for (CourseContent cc : cclist) {
 			log.info("根据视频信息查询AI字幕数据：cc = " + cc.toString());
 			this.getVtt( cid , cc);