Precondition not throwing errors.

import { Precondition } from "@sapphire/framework";
import { CommandInteraction, GuildMember, VoiceChannel } from "discord.js";
import SailorMoon from "../classes/Client";

export class InVoicePrecondition extends Precondition {

    public override async chatInputRun(interaction: CommandInteraction) {
        return this.checkVoiceChannel(interaction.member as GuildMember);
    }

    private async checkVoiceChannel(member: GuildMember) {
        const voiceChannel = member.voice.channel as VoiceChannel;
        console.log(voiceChannel)
        if (!voiceChannel) {
            return this.error({ message: 'You need to be in a voice channel to use this command.' });
        }

        if (!voiceChannel.joinable || !voiceChannel.speakable) {
            return this.error({ message: 'I cannot join or speak in that voice channel.' });
        }
        
        const client = member.client as SailorMoon;
        const player = client.lavalink.players.get(member.guild.id);
        if (player && !player.paused && voiceChannel.id !== member.guild.members.me?.voice.channel?.id) {
            return this.error({ message: 'You need to be in my voice channel.' });
        }

        return this.ok();
    }
}

declare module '@sapphire/framework' {
    interface Preconditions {
        InVoice: never;
    }
}