ReferenceError: Member is not defined

 try {                                         
            const connection = joinVoiceChannel({         
                channelId: member.voice.channel/channelId,
                guildId: channel.guild.id,
                adapterCreator: channel.guild.voiceAdapterCreator,
            });
            console.log('I have joined a voice channel!');
            play(msg.guild, queueContruct.songs[0]);
        } catch (err) {                                    
            console.log(err);
            queue.delete(msg.guild.id);
            return msg.channel.send(err);
        }                                                      
    } else {                                                  
        serverQueue.songs.push(song);
        return msg.channel.send(`${song.title} has been added to the queue!`);
        console.log('i have added a song to the queue');
    }                                                        
}