{"action":"closed","issue":{"url":"https://api.github.com/repos/atc-/docker-registry-ui/issues/152","labels_url":"https://api.github.com/repos/atc-/docker-registry-ui/issues/152/labels{/name}","comments_url":"https://api.github.com/repos/atc-/docker-registry-ui/issues/152/comments","events_url":"https://api.github.com/repos/atc-/docker-registry-ui/issues/152/events","html_url":"https://github.com/atc-/docker-registry-ui/issues/152","id":126615107,"number":152,"title":"ping fail","user":{"login":"justinjie","id":9819037,"avatar_url":"https://avatars.githubusercontent.com/u/9819037?v=3","gravatar_id":"","url":"https://api.github.com/users/justinjie","html_url":"https://github.com/justinjie","followers_url":"https://api.github.com/users/justinjie/followers","following_url":"https://api.github.com/users/justinjie/following{/other_user}","gists_url":"https://api.github.com/users/justinjie/gists{/gist_id}","starred_url":"https://api.github.com/users/justinjie/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/justinjie/subscriptions","organizations_url":"https://api.github.com/users/justinjie/orgs","repos_url":"https://api.github.com/users/justinjie/repos","events_url":"https://api.github.com/users/justinjie/events{/privacy}","received_events_url":"https://api.github.com/users/justinjie/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":4,"created_at":"2016-01-14T09:39:05Z","updated_at":"2016-01-15T03:24:45Z","closed_at":"2016-01-15T03:24:45Z","body":"hi:\r\nI start  as:\r\n```\r\n sudo docker run -p 8080:8080 atcol/docker-registry-ui\r\n```\r\nwhen I create a private registry in the web, it shows ping fail.\r\nthen the result as: \r\n```\r\n2016-01-14 09:01:45,697 [localhost-startStop-1] INFO  conf.BootStrap  - Checking for registries in system env\r\n2016-01-14 09:01:45,708 [localhost-startStop-1] INFO  conf.BootStrap  - Found registry http://:5000/v1. Creating...\r\n2016-01-14 09:01:45,712 [localhost-startStop-1] ERROR conf.BootStrap  - Couldn't parse valid registry URL from http://:5000/v1\r\nJan 14, 2016 9:01:45 AM org.apache.coyote.AbstractProtocol start\r\nINFO: Starting ProtocolHandler [\"http-bio-8080\"]\r\nJan 14, 2016 9:01:45 AM org.apache.catalina.startup.Catalina start\r\nINFO: Server startup in 26896 ms\r\n2016-01-14 09:02:40,630 [http-bio-8080-exec-10] INFO  web.RepositoryService  - Ping failed: org.apache.http.conn.HttpHostConnectException: Connection to http://localhost:5000 refused\r\n2016-01-14 09:02:58,656 [http-bio-8080-exec-10] ERROR web.RepositoryService  - Failed to ping http://192.168.2.159:5000/v1/_ping: 404 : Not Found\r\n2016-01-14 09:03:08,004 [http-bio-8080-exec-9] ERROR web.RepositoryService  - Failed to ping http://192.168.56.100:5000/v1/_ping: 404 : Not Found\r\n```\r\nhow can I solve this problem?\r\nthank you very much"}}