{"action":"created","issue":{"url":"https://api.github.com/repos/ampl/mp/issues/73","repository_url":"https://api.github.com/repos/ampl/mp","labels_url":"https://api.github.com/repos/ampl/mp/issues/73/labels{/name}","comments_url":"https://api.github.com/repos/ampl/mp/issues/73/comments","events_url":"https://api.github.com/repos/ampl/mp/issues/73/events","html_url":"https://github.com/ampl/mp/issues/73","id":128435682,"number":73,"title":"gjh fails with a strange error message","user":{"login":"baharev","id":2605584,"avatar_url":"https://avatars.githubusercontent.com/u/2605584?v=3","gravatar_id":"","url":"https://api.github.com/users/baharev","html_url":"https://github.com/baharev","followers_url":"https://api.github.com/users/baharev/followers","following_url":"https://api.github.com/users/baharev/following{/other_user}","gists_url":"https://api.github.com/users/baharev/gists{/gist_id}","starred_url":"https://api.github.com/users/baharev/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/baharev/subscriptions","organizations_url":"https://api.github.com/users/baharev/orgs","repos_url":"https://api.github.com/users/baharev/repos","events_url":"https://api.github.com/users/baharev/events{/privacy}","received_events_url":"https://api.github.com/users/baharev/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":13,"created_at":"2016-01-25T00:15:46Z","updated_at":"2016-02-12T19:24:00Z","closed_at":"2016-02-12T19:23:46Z","body":"I am running tests on the COCONUT Benchmarks and I get strange error messages from `gjh` in certain cases. In particular, these models are causing strange errors:\r\n\r\nhttps://github.com/baharev/gjh_fails\r\n\r\nI am running with:\r\n\r\nAMPL Version 20160121 (Linux x86_64)\r\ngjh (Linux x86_64), ASL(20150814)\r\n\r\nand I get:\r\n\r\n```\r\n$ gjh lib1_etamac.nl\r\nError evaluating objective function: can't evaluate log(0).\r\n$ gjh lib1_hhfair.nl \r\nError evaluating objective function: can't evaluate pow'(0,0.944).\r\ngjh lib1_pindyck.nl \r\nError evaluating constraint 81: can't compute 250/0.\r\n```\r\n\r\nI have looked into the `x0` segment of the nl files and they seem to be correct. I do not understand why I get these error messages given the `x0`.\r\n\r\nI hope I haven't looked over some trivial mistake on my side.\r\n\r\nAny help is greatly appreciated."},"comment":{"url":"https://api.github.com/repos/ampl/mp/issues/comments/183457098","html_url":"https://github.com/ampl/mp/issues/73#issuecomment-183457098","issue_url":"https://api.github.com/repos/ampl/mp/issues/73","id":183457098,"user":{"login":"vitaut","id":576385,"avatar_url":"https://avatars.githubusercontent.com/u/576385?v=3","gravatar_id":"","url":"https://api.github.com/users/vitaut","html_url":"https://github.com/vitaut","followers_url":"https://api.github.com/users/vitaut/followers","following_url":"https://api.github.com/users/vitaut/following{/other_user}","gists_url":"https://api.github.com/users/vitaut/gists{/gist_id}","starred_url":"https://api.github.com/users/vitaut/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/vitaut/subscriptions","organizations_url":"https://api.github.com/users/vitaut/orgs","repos_url":"https://api.github.com/users/vitaut/repos","events_url":"https://api.github.com/users/vitaut/events{/privacy}","received_events_url":"https://api.github.com/users/vitaut/received_events","type":"User","site_admin":false},"created_at":"2016-02-12T19:24:00Z","updated_at":"2016-02-12T19:24:00Z","body":"Thanks for reporting."}}