Unhandled 'error' event

[dinosaw]

copy@copy:~/twitter-brute-force$ nodejs brute.js dict/words/english-nouns
ignoring join because it't a reserved by twitter
ignoring list because it't a reserved by twitter
ignoring phone because it't a reserved by twitter
ignoring root because it't a reserved by twitter
ignoring session because it't a reserved by twitter
ignoring  because 3 or less handles are all taken

events.js:72
        throw er; // Unhandled 'error' event
              ^
TypeError: Invalid non-string/buffer chunk
    at validChunk (_stream_writable.js:150:14)
    at WriteStream.Writable.write (_stream_writable.js:179:12)
    at Object.callback (/home/copy/twitter-brute-force/brute.js:46:15)
    at next (/home/copy/twitter-brute-force/node_modules/async/lib/async.js:801:43)
    at /home/copy/twitter-brute-force/node_modules/async/lib/async.js:32:16
    at Request._callback (/home/copy/twitter-brute-force/brute.js:16:9)
    at self.callback (/home/copy/twitter-brute-force/node_modules/request/request.js:344:22)
    at Request.EventEmitter.emit (events.js:95:17)
    at Request.onRequestError (/home/copy/twitter-brute-force/node_modules/request/request.js:961:8)
    at ClientRequest.EventEmitter.emit (events.js:95:17)