{"action":"opened","issue":{"url":"https://api.github.com/repos/duojs/duo/issues/498","labels_url":"https://api.github.com/repos/duojs/duo/issues/498/labels{/name}","comments_url":"https://api.github.com/repos/duojs/duo/issues/498/comments","events_url":"https://api.github.com/repos/duojs/duo/issues/498/events","html_url":"https://github.com/duojs/duo/issues/498","id":103848940,"number":498,"title":"Install error","user":{"login":"dyzdyz010","id":1324420,"avatar_url":"https://avatars.githubusercontent.com/u/1324420?v=3","gravatar_id":"","url":"https://api.github.com/users/dyzdyz010","html_url":"https://github.com/dyzdyz010","followers_url":"https://api.github.com/users/dyzdyz010/followers","following_url":"https://api.github.com/users/dyzdyz010/following{/other_user}","gists_url":"https://api.github.com/users/dyzdyz010/gists{/gist_id}","starred_url":"https://api.github.com/users/dyzdyz010/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/dyzdyz010/subscriptions","organizations_url":"https://api.github.com/users/dyzdyz010/orgs","repos_url":"https://api.github.com/users/dyzdyz010/repos","events_url":"https://api.github.com/users/dyzdyz010/events{/privacy}","received_events_url":"https://api.github.com/users/dyzdyz010/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-08-29T12:22:09Z","updated_at":"2015-08-29T12:22:09Z","closed_at":null,"body":"I'm using Mac OS X El Capitan Beta with NPM version `2.14.1`, and I got errors below:\r\n\r\n```\r\n$ sudo npm install -g duo\r\n\r\n> leveldown@1.4.1 install /usr/local/lib/node_modules/duo/node_modules/duo-cache/node_modules/level/node_modules/leveldown\r\n> prebuild --download\r\n\r\nprebuild WARN install ENOENT, open '/Users/DYZ/.npm/_prebuilds/https-github.com-level-leveldown-releases-download-v1.4.1-leveldown-v1.4.1-node-v14-darwin-x64.tar.gz.8746-02270bb.tmp'\r\nprebuild ERR! build EACCES, mkdir '/Users/DYZ/.node-gyp/0.12.4'\r\nnpm ERR! Darwin 15.0.0\r\nnpm ERR! argv \"node\" \"/usr/local/bin/npm\" \"install\" \"-g\" \"duo\"\r\nnpm ERR! node v0.12.4\r\nnpm ERR! npm  v2.10.1\r\nnpm ERR! code ELIFECYCLE\r\n\r\nnpm ERR! leveldown@1.4.1 install: `prebuild --download`\r\nnpm ERR! Exit status 2\r\nnpm ERR! \r\nnpm ERR! Failed at the leveldown@1.4.1 install script 'prebuild --download'.\r\nnpm ERR! This is most likely a problem with the leveldown package,\r\nnpm ERR! not with npm itself.\r\nnpm ERR! Tell the author that this fails on your system:\r\nnpm ERR!     prebuild --download\r\nnpm ERR! You can get their info via:\r\nnpm ERR!     npm owner ls leveldown\r\nnpm ERR! There is likely additional logging output above.\r\n\r\nnpm ERR! Please include the following file with any support request:\r\nnpm ERR!     /Users/DYZ/npm-debug.log\r\n```"}}