sudo npm install -g generator-liferay-theme

gistfile1.txt

tai@qa-tai:~/Desktop/themes$ sudo npm install -g generator-liferay-theme
[sudo] password for tai: 
npm WARN deprecated cross-spawn-async@2.2.5: cross-spawn no longer requires a build toolchain, use it instead
npm WARN deprecated gulp-util@3.0.8: gulp-util is deprecated - replace it, following the guidelines at https://medium.com/gulpjs/gulp-util-ca3b1f9f9ac5
npm WARN deprecated coffee-script@1.12.7: CoffeeScript on NPM has moved to "coffeescript" (no hyphen)
npm WARN deprecated gulp-util@2.2.20: gulp-util is deprecated - replace it, following the guidelines at https://medium.com/gulpjs/gulp-util-ca3b1f9f9ac5
npm WARN deprecated minimatch@2.0.10: Please update to minimatch 3.0.2 or higher to avoid a RegExp DoS issue
npm WARN deprecated minimatch@0.2.14: Please update to minimatch 3.0.2 or higher to avoid a RegExp DoS issue
npm WARN deprecated graceful-fs@1.2.3: please upgrade to graceful-fs 4 for compatibility with current and future versions of Node.js
npm WARN deprecated natives@1.1.6: This module relies on Node.js's internals and will break at some point. Do not use it, and update to graceful-fs@4.x.
npm ERR! Linux 5.3.0-26-generic
npm ERR! argv "/usr/bin/node" "/usr/bin/npm" "install" "-g" "generator-liferay-theme"
npm ERR! node v8.10.0
npm ERR! npm  v3.5.2
npm ERR! code EMISSINGARG

npm ERR! typeerror Error: Missing required argument #1
npm ERR! typeerror     at andLogAndFinish (/usr/share/npm/lib/fetch-package-metadata.js:31:3)
npm ERR! typeerror     at fetchPackageMetadata (/usr/share/npm/lib/fetch-package-metadata.js:51:22)
npm ERR! typeerror     at resolveWithNewModule (/usr/share/npm/lib/install/deps.js:456:12)
npm ERR! typeerror     at /usr/share/npm/lib/install/deps.js:457:7
npm ERR! typeerror     at /usr/share/npm/node_modules/iferr/index.js:13:50
npm ERR! typeerror     at /usr/share/npm/lib/fetch-package-metadata.js:37:12
npm ERR! typeerror     at addRequestedAndFinish (/usr/share/npm/lib/fetch-package-metadata.js:82:5)
npm ERR! typeerror     at returnAndAddMetadata (/usr/share/npm/lib/fetch-package-metadata.js:117:7)
npm ERR! typeerror     at pickVersionFromRegistryDocument (/usr/share/npm/lib/fetch-package-metadata.js:134:20)
npm ERR! typeerror     at /usr/share/npm/node_modules/iferr/index.js:13:50
npm ERR! typeerror This is an error with npm itself. Please report this error at:
npm ERR! typeerror     <http://github.com/npm/npm/issues>

npm ERR! Please include the following file with any support request:
npm ERR!     /home/tai/Desktop/themes/npm-debug.log
tai@qa-tai:~/Desktop/themes$