npm startで監視中にファイルを変更すると落ちる

[hiroppy]

ログ

events.js:163
      throw er; // Unhandled 'error' event
      ^

Error: no writecb in Transform class
    at afterTransform (_stream_transform.js:71:33)
    at TransformState.afterTransform (_stream_transform.js:54:12)
    at Transform.debouncer.write (/Users/about_hiroppy/nodejsjp.github.com/node_modules/vinyl-accumulate/lib/stream-debouncer.js:44:7)
    at Transform.ondata (_stream_readable.js:555:20)
    at emitOne (events.js:96:13)
    at Transform.emit (events.js:191:7)
    at readableAddChunk (_stream_readable.js:176:18)
    at Transform.Readable.push (_stream_readable.js:134:10)
    at Transform.push (_stream_transform.js:128:32)
    at afterTransform (_stream_transform.js:77:12)
    at TransformState.afterTransform (_stream_transform.js:54:12)
    at Transform.transform [as _transform] (/Users/about_hiroppy/nodejsjp.github.com/node_modules/vinyl-accumulate/index.js:77:7)
    at Transform._read (_stream_transform.js:167:10)
    at Transform._write (_stream_transform.js:155:12)
    at doWrite (_stream_writable.js:329:12)
    at writeOrBuffer (_stream_writable.js:315:5)