TypeError: Cannot read property 'Context' of undefined

[vinoth1303]

/Users/XXXXXX/Desktop/portify-0.4-macosx/data/node_modules/spotify-web/lib/spotify.js:207
vm.runInNewContext(code, { document: null, Spotify: { Web: { Login: logi
^
TypeError: Cannot read property 'Context' of undefined
at evalmachine.:2:41
at Spotify._onsecret (/Users/XXXXXX/Desktop/portify-0.4-macosx/data/node_modules/spotify-web/lib/spotify.js:207:10)
at Request.callback (/Users/XXXXXX/Desktop/portify-0.4-macosx/data/node_modules/spotify-web/node_modules/superagent/lib/node/index.js:584:30)
at Request. (/Users/XXXXXXX/Desktop/portify-0.4-macosx/data/node_modules/spotify-web/node_modules/superagent/lib/node/index.js:133:10)
at Request.EventEmitter.emit (events.js:115:20)
at Stream.Request.end (/Users/XXXXXXX/Desktop/portify-0.4-macosx/data/node_modules/spotify-web/node_modules/superagent/lib/node/index.js:714:12)
at Stream.EventEmitter.emit (events.js:115:20)
at Unzip.exports.unzip._on (/Users/XXXXXX/Desktop/portify-0.4-macosx/data/node_modules/spotify-web/node_modules/superagent/lib/node/utils.js:120:12)
at Unzip.EventEmitter.emit (events.js:115:20)
at zlib.js:349:10
./app.sh: line 4: 16229 Bus error: 10 $basedir/data/bin/node --harmony $basedir/data/app.js