|  | @ -157,19 +157,19 @@ router.get(APIv2.Sessions.ParticipantsAvatar, function (req, res) {
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				|  |  |  * sessionId 会话ID
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				|  |  |  */
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				|  |  | router.put(APIv2.Sessions.Participant, function (req, res) {
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				|  |  |     let user = req.query.user;
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				|  |  |     let user = req.params.participant_id;
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				|  |  |     if (!user) {
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				|  |  |         throw {httpStatus: 406, message: 'Missing user.'};
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				|  |  |         throw {httpStatus: 406, message: 'Missing participant_id.'};
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				|  |  |     }
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				|  |  | 
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				|  |  |     let sessionId = req.query.sessionId;
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				|  |  |     let sessionId = req.params.session_id;
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				|  |  |     if (!sessionId) {
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				|  |  |         throw {httpStatus: 406, message: 'Missing sessionId.'};
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				|  |  |         throw {httpStatus: 406, message: 'Missing session_id.'};
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				|  |  |     }
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				|  |  | 
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				|  |  |     let participants = new Participants();
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				|  |  | 
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				|  |  |     ControllerUtil.regModelEventHandler(sessions, res);
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				|  |  |     ControllerUtil.regModelEventHandler(participants, res);
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				|  |  |     participants.addUser(sessionId, user);
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				|  |  | });
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