I got error for "mobileconfirm"

[ggforces]

const SteamCommunity = require('steamcommunity');

const SteamTOTP = require('steam-totp');

const community = new SteamCommunity();

const identitySecret = "identity key"; // Steam Guard Mobile Authenticator uygulamasında görüntülenen 32 karakterli identity_secret anahtarı

 

community.login({

  "accountName": "id",

  "password": "pw",

  "twoFactorCode": SteamTOTP.generateAuthCode("shared secret key")

}, (err, sessionID, cookies) => {

  if (err) {

    console.log(err);

  } else {

    console.log("Logged in");

   

    community.getConfirmations((err, confirmations) => {

      if (err) {

        console.log(err);

      } else {

        const confirmationIDs = confirmations.map(confirmation => confirmation.id);

        const confirmationKeys = confirmations.map(confirmation => confirmation.key);

       

        community.confirmAllConfirmations(sessionID, identitySecret, confirmationIDs, confirmationKeys, (err) => {

          if (err) {

            console.log(err);

          } else {

            console.log("All confirmations completed");

          }

        });

      }

    });

  }

});


I got "Unknown Error" but why? idk, can u help me?