node start-up error

gistfile1.txt

node /opt/toolbar/app-cluster.js 8080
 
node.js:134
        throw e; // process.nextTick error, or 'error' event on first tick
        ^
Error: EBADF, Bad file descriptor '/opt/toolbar/package.json'
    at Object.openSync (fs.js:221:18)
    at Object.readFileSync (fs.js:112:15)
    at Object.<anonymous> (/opt/toolbar/app-cluster.js:12:34)
    at Module._compile (module.js:404:26)
    at Object..js (module.js:410:10)
    at Module.load (module.js:336:31)
    at Function._load (module.js:297:12)
    at Array.<anonymous> (module.js:423:10)
    at EventEmitter._tickCallback (node.js:126:26)