{"action":"opened","issue":{"url":"https://api.github.com/repos/will/crystal-pg/issues/14","labels_url":"https://api.github.com/repos/will/crystal-pg/issues/14/labels{/name}","comments_url":"https://api.github.com/repos/will/crystal-pg/issues/14/comments","events_url":"https://api.github.com/repos/will/crystal-pg/issues/14/events","html_url":"https://github.com/will/crystal-pg/issues/14","id":102542938,"number":14,"title":"Heroku deploy","user":{"login":"werner","id":50499,"avatar_url":"https://avatars.githubusercontent.com/u/50499?v=3","gravatar_id":"","url":"https://api.github.com/users/werner","html_url":"https://github.com/werner","followers_url":"https://api.github.com/users/werner/followers","following_url":"https://api.github.com/users/werner/following{/other_user}","gists_url":"https://api.github.com/users/werner/gists{/gist_id}","starred_url":"https://api.github.com/users/werner/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/werner/subscriptions","organizations_url":"https://api.github.com/users/werner/orgs","repos_url":"https://api.github.com/users/werner/repos","events_url":"https://api.github.com/users/werner/events{/privacy}","received_events_url":"https://api.github.com/users/werner/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-08-22T14:52:13Z","updated_at":"2015-08-22T14:52:13Z","closed_at":null,"body":"Hi, I'm trying to deploy an app in heroku using crystal-pg, but I have the next errors:\r\n\r\n```\r\nremote: -----> Compiling main.cr\r\nremote: /usr/bin/ld: /tmp/crystal/bin/../embedded/lib/../lib/libgc.a(os_dep.o): undefined reference to symbol '_end'\r\nremote: //lib/x86_64-linux-gnu/libcom_err.so.2: error adding symbols: DSO missing from command line\r\nremote: collect2: error: ld returned 1 exit status\r\nremote: Error: execution of command failed with code: 1: `cc -o main \"/tmp/build_9e3bf6082d648b8407cde8b368afff5c/.crystal/tmp/build_9e3bf6082d648b8407cde8b368afff5c/main.cr/main.o\"   -lpq -I`pg_config --includedir` -L`pg_config --libdir` -lssl -levent -lrt -lpcl -lpcre -lm -lgc -lpthread -lunwind`\r\n```\r\n\r\nDo you have any idea how to solve it?. Thanks."}}