Error: (in discord no error shown in console)
TypeError: message.awaitReactions is not a function

const commando = require('discord.js-commando');

class duelResultsCommand extends commando.Command
{
    constructor(client)
    {
        super(client, {
            name: 'duelresults',
            group: 'simple',
            memberName: 'duelresults',
            description: 'Records the results of your duel'
        });
    }

    async run(message, args)
    {
        let commandInfo = message.content.split(' ').slice(1);
        let ladderName = commandInfo[0];
        let otherPlayer = commandInfo[1].replace(/[<@>]/g, "");

        for(let i = 0; i < currentLadders.length; i++)
        {
            if(currentLadders[i].game === ladderName)
            {
                for(let j = 0; j < currentLadders[i].players.length; j++)
                {
                    if(message.author.id === currentLadders[i].players[j].ID)
                    {
                        for(let k = 0; k < currentLadders[i].players.length; k++)
                        {
                            if(otherPlayer === currentLadders[i].players[k].ID)
                            {
                                message.channel.send(message.guild.member(otherPlayer) + ", if you agree with these results then react to the check otherwise react to the cross.")
                                message.react("❎")
                                message.react("✅")

                                const filter = (reaction, user) => reaction.emoji.name === '✅' && user.id === otherPlayer

                                message.awaitReactions(filter, { time: 15000 })
                                    .then(message.channel.send(message.author + " has beaten " + message.guild.member(otherPlayer) + " in a " + ladderName + " 1v1!"))
                                    .catch(console.error);
                            }
                        }
                        for(let k = 0; k < currentLadders[i].players.length; k++)
                        {
                            if(otherPlayer != currentLadders[i].players[k].ID)
                            {
                                message.reply("that person is not in this ladder.")
                                return;
                            }
                        }
                    }
                    message.reply("you are not in the " + ladderName + " ladder, to join type !joinladder " + ladderName)
                    return;
                }
            }
        }
        let allLadders = '';
        for(let i = 0; i < currentLadders.length; i++)
        {
            allLadders += "\n- " + currentLadders[i].game;
        }
        message.reply("that is not a ladder, these are though:" + allLadders)
    }
}

module.exports = duelResultsCommand;