BOMASML-T3YBFFT:el usantsh$ npm start > el@1.0.0 start /Users/usantsh/Programs/ole/export/home/apps/cgportal/usantsh/git/tempGit/el > gulp [10:29:52] Failed to load external module babel-register [10:29:52] Requiring external module babel-core/register /Users/usantsh/Programs/ole/export/home/apps/cgportal/usantsh/git/tempGit/el/node_modules/babel-core/lib/transformation/file/options/option-manager.js:126 if (!option) this.log.error("Unknown option: " + alias + "." + key, ReferenceError); ^ TypeError: Cannot read property 'error' of undefined at OptionManager.mergeOptions (/Users/usantsh/Programs/ole/export/home/apps/cgportal/usantsh/git/tempGit/el/node_modules/babel-core/lib/transformation/file/options/option-manager.js:126:28) at OptionManager.addConfig (/Users/usantsh/Programs/ole/export/home/apps/cgportal/usantsh/git/tempGit/el/node_modules/babel-core/lib/transformation/file/options/option-manager.js:107:10) at OptionManager.findConfigs (/Users/usantsh/Programs/ole/export/home/apps/cgportal/usantsh/git/tempGit/el/node_modules/babel-core/lib/transformation/file/options/option-manager.js:168:35) at OptionManager.init (/Users/usantsh/Programs/ole/export/home/apps/cgportal/usantsh/git/tempGit/el/node_modules/babel-core/lib/transformation/file/options/option-manager.js:229:12) at compile (/Users/usantsh/Programs/ole/export/home/apps/cgportal/usantsh/git/tempGit/el/node_modules/babel-core/lib/api/register/node.js:117:22) at normalLoader (/Users/usantsh/Programs/ole/export/home/apps/cgportal/usantsh/git/tempGit/el/node_modules/babel-core/lib/api/register/node.js:199:14) at Object.require.extensions.(anonymous function) [as .js] (/Users/usantsh/Programs/ole/export/home/apps/cgportal/usantsh/git/tempGit/el/node_modules/babel-core/lib/api/register/node.js:216:7) at Module.load (module.js:488:32) at tryModuleLoad (module.js:447:12) at Function.Module._load (module.js:439:3) npm ERR! Darwin 15.4.0 npm ERR! argv "/usr/local/bin/node" "/usr/local/bin/npm" "start" npm ERR! node v7.4.0 npm ERR! npm v4.2.0 npm ERR! code ELIFECYCLE npm ERR! errno 1 npm ERR! el@1.0.0 start: `gulp` npm ERR! Exit status 1 npm ERR! npm ERR! Failed at the el@1.0.0 start script 'gulp'. npm ERR! Make sure you have the latest version of node.js and npm installed. npm ERR! If you do, this is most likely a problem with the el package, npm ERR! not with npm itself. npm ERR! Tell the author that this fails on your system: npm ERR! gulp npm ERR! You can get information on how to open an issue for this project with: npm ERR! npm bugs el npm ERR! Or if that isn't available, you can get their info via: npm ERR! npm owner ls el npm ERR! There is likely additional logging output above. npm ERR! Please include the following file with any support request: npm ERR! /Users/usantsh/.npm/_logs/2017-02-01T15_29_52_331Z-debug.log BOMASML-T3YBFFT:el usantsh$