mongoose-auth twitter error

gistfile1.txt

starting step - getRequestToken
...finished step
starting step - storeRequestToken
...finished step
starting step - redirectToProviderAuth
...finished step
starting step - extractTokenAndVerifier
...finished step
starting step - getSession
...finished step
starting step - rememberTokenSecret

/var/www/lab/memecube/node_modules/connect-redis/node_modules/redis/index.js:487
            throw err;
                  ^
Error: Step rememberTokenSecret of `twitter` is promising: requestTokenSecret ; however, the step returns nothing. Fix the step by returning the expected values OR by returning a Promise that promises said values.
    at Object.exec (/var/www/lab/memecube/node_modules/everyauth/lib/step.js:68:11)
    at /var/www/lab/memecube/node_modules/everyauth/lib/stepSequence.js:26:38
    at [object Object].fulfill (/var/www/lab/memecube/node_modules/everyauth/lib/promise.js:42:25)
    at /var/www/lab/memecube/node_modules/everyauth/lib/stepSequence.js:29:23
    at [object Object].callback (/var/www/lab/memecube/node_modules/everyauth/lib/promise.js:13:12)
    at /var/www/lab/memecube/node_modules/everyauth/lib/stepSequence.js:28:23
    at [object Object].fulfill (/var/www/lab/memecube/node_modules/everyauth/lib/promise.js:42:25)
    at /var/www/lab/memecube/node_modules/everyauth/lib/modules/oauth.js:154:15
    at /var/www/lab/memecube/node_modules/connect-redis/lib/connect-redis.js:119:18
    at try_callback (/var/www/lab/memecube/node_modules/connect-redis/node_modules/redis/index.js:484:9)