问web端 TICSDK加入课堂成功返回错误码10013，TICSDK销毁课堂成回调方法没有触发？

TICSDK加入课堂成功返回的信息

{ActionStatus: "FAIL", ErrorCode: 10013, ErrorInfo: "[group_open_http_svc][apply_join_group]failed: ↵ r…orCode":10013,"ErrorInfo":"already group member"}", SrcErrorInfo: "already group member"}