{"action":"created","issue":{"url":"https://api.github.com/repos/webpack/css-loader/issues/124","repository_url":"https://api.github.com/repos/webpack/css-loader","labels_url":"https://api.github.com/repos/webpack/css-loader/issues/124/labels{/name}","comments_url":"https://api.github.com/repos/webpack/css-loader/issues/124/comments","events_url":"https://api.github.com/repos/webpack/css-loader/issues/124/events","html_url":"https://github.com/webpack/css-loader/issues/124","id":100770333,"number":124,"title":"0.15.0+ makes Webpack load slowly","user":{"login":"ljconde","id":10686559,"avatar_url":"https://avatars.githubusercontent.com/u/10686559?v=3","gravatar_id":"","url":"https://api.github.com/users/ljconde","html_url":"https://github.com/ljconde","followers_url":"https://api.github.com/users/ljconde/followers","following_url":"https://api.github.com/users/ljconde/following{/other_user}","gists_url":"https://api.github.com/users/ljconde/gists{/gist_id}","starred_url":"https://api.github.com/users/ljconde/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ljconde/subscriptions","organizations_url":"https://api.github.com/users/ljconde/orgs","repos_url":"https://api.github.com/users/ljconde/repos","events_url":"https://api.github.com/users/ljconde/events{/privacy}","received_events_url":"https://api.github.com/users/ljconde/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":18,"created_at":"2015-08-13T13:33:50Z","updated_at":"2016-04-01T00:49:36Z","closed_at":null,"body":"Ever since the 0.15.0 update, I've had to revert back to 0.14.5, because Webpack loads very slowly (12 secs vs almost 60 secs). Is there a breaking change I should be aware of? Maybe something regarding PostCSS?"},"comment":{"url":"https://api.github.com/repos/webpack/css-loader/issues/comments/204193809","html_url":"https://github.com/webpack/css-loader/issues/124#issuecomment-204193809","issue_url":"https://api.github.com/repos/webpack/css-loader/issues/124","id":204193809,"user":{"login":"billyjanitsch","id":1158733,"avatar_url":"https://avatars.githubusercontent.com/u/1158733?v=3","gravatar_id":"","url":"https://api.github.com/users/billyjanitsch","html_url":"https://github.com/billyjanitsch","followers_url":"https://api.github.com/users/billyjanitsch/followers","following_url":"https://api.github.com/users/billyjanitsch/following{/other_user}","gists_url":"https://api.github.com/users/billyjanitsch/gists{/gist_id}","starred_url":"https://api.github.com/users/billyjanitsch/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/billyjanitsch/subscriptions","organizations_url":"https://api.github.com/users/billyjanitsch/orgs","repos_url":"https://api.github.com/users/billyjanitsch/repos","events_url":"https://api.github.com/users/billyjanitsch/events{/privacy}","received_events_url":"https://api.github.com/users/billyjanitsch/received_events","type":"User","site_admin":false},"created_at":"2016-04-01T00:49:36Z","updated_at":"2016-04-01T00:49:36Z","body":"@ai I tried [adding `postcss-devtools` to the `css-loader` pipeline](https://github.com/billyjanitsch/css-loader/commit/510b18e21a92812085edcf6b89cbc683fd8b9df7) but it throws a rather unhelpful error:\r\n\r\n```\r\nModule build failed: TypeError: Cannot read property 'length' of undefined\r\n```\r\n\r\nAny ideas?"}}