error

[6.453]: [INFO] hurb# rejoined the game! Players: 1
[ 'u',
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  1371.3846650324701,
  5079.339375638094,
  2000,
  0,
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  'Body Damage',
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  'Max Health',
  9,
  9,
  'Bullet Speed',
  9,
  9,
  'Bullet Health',
  9,
  9,
  'Bullet Penetration',
  9,
  9,
  'Bullet Damage',
  9,
  9,
  'Reload',
  9,
  9,
  'Movement Speed',
  9,
  9,
  'Shield Regeneration',
  9,
  9,
  'Shield Capacity',
  9,
  9,
  '0',
  2.4000000000000004,
  7.875,
  4,
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  55,
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  2454.5454545454545,
  5181.818181818182,
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  272.22727272727275,
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  5679.2156971868735,
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  272.22727272727275,
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  ... 21 more items ]
undefined
/app/lib/fasttalk.js:78
            console.log(value);throw new Error('Unencodable data type');
                               ^
Error: Unencodable data type
at findType (/app/lib/fasttalk.js:78:38)
at arr.forEach.value (/app/lib/fasttalk.js:99:35)
    at Array.forEach (<anonymous>)
at Object.exports.encode (/app/lib/fasttalk.js:98:13)
at WebSocket.socket.talk.message [as talk] (/app/server.js:4385:46)
at Object.gazeUpon (/app/server.js:3890:36)
at Timeout.socket.loops.setUpdate.setTimeout [as _onTimeout] (/app/server.js:4401:75)
    at ontimeout (timers.js:498:11)
    at tryOnTimeout (timers.js:323:5)
    at Timer.listOnTimeout (timers.js:290:5)