diff --git a/servers/boe-server-all/src/main/java/com/xboe/school/study/service/impl/StudySignupServiceImpl.java b/servers/boe-server-all/src/main/java/com/xboe/school/study/service/impl/StudySignupServiceImpl.java
index c559761e..9288ca4c 100644
--- a/servers/boe-server-all/src/main/java/com/xboe/school/study/service/impl/StudySignupServiceImpl.java
+++ b/servers/boe-server-all/src/main/java/com/xboe/school/study/service/impl/StudySignupServiceImpl.java
@@ -79,9 +79,8 @@ public class StudySignupServiceImpl implements IStudySignupService{
 		signupDao.save(signup);
 		//添加到课程学习
 		LocalDateTime now=LocalDateTime.now();
-		String sql="SELECT c.id,c.content,c.contentName,c.contentRefId,c.contentType,c.courseId," +
-				"c.csectionId,c.duration,c.rid,c.sortIndex,c.status,c.typeId from boe_course_content c " +
-				"where c.courseId = '"+signup.getCourseId()+"'";
+		String sql="SELECT c.id,,c.content_name,,c.course_id from boe_course_content c " +
+				"where c.course_id = '"+signup.getCourseId()+"'";
 		List<CourseContent> courseContents =  contentDao.sqlFindList(sql);
 		StudyCourse sc=new StudyCourse();
 		StudyCourseItem scitem =new StudyCourseItem();