update

mec-biz/src/main/java/com/ym/mec/biz/service/impl/ImGroupMemberServiceImpl.java

@@ -108,7 +108,7 @@ public class ImGroupMemberServiceImpl extends BaseServiceImpl<Long, ImGroupMembe
 		List<GroupMember> groupMemberList = new ArrayList<GroupMember>();
 
 		String groupId = imGroup.getId().toString();
-		Map<Integer, String> nameIdMap= MapUtil.convertIntegerMap(teacherDao.queryNameByIdList(new ArrayList<>(userRoleMap.keySet())));
+		Map<Integer, String> nameIdMap= MapUtil.convertIntegerMap(teacherDao.queryUserNameByIdList(new ArrayList<>(userRoleMap.keySet())));
 		for (Entry<Integer, String> entry : userRoleMap.entrySet()) {
 			
 			if(existUserIdList.contains(entry.getKey())){