{"action":"opened","issue":{"url":"https://api.github.com/repos/OData/RESTier/issues/175","labels_url":"https://api.github.com/repos/OData/RESTier/issues/175/labels{/name}","comments_url":"https://api.github.com/repos/OData/RESTier/issues/175/comments","events_url":"https://api.github.com/repos/OData/RESTier/issues/175/events","html_url":"https://github.com/OData/RESTier/issues/175","id":99983987,"number":175,"title":"Should return 415 for unsupported system query option","user":{"login":"karataliu","id":10071498,"avatar_url":"https://avatars.githubusercontent.com/u/10071498?v=3","gravatar_id":"","url":"https://api.github.com/users/karataliu","html_url":"https://github.com/karataliu","followers_url":"https://api.github.com/users/karataliu/followers","following_url":"https://api.github.com/users/karataliu/following{/other_user}","gists_url":"https://api.github.com/users/karataliu/gists{/gist_id}","starred_url":"https://api.github.com/users/karataliu/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/karataliu/subscriptions","organizations_url":"https://api.github.com/users/karataliu/orgs","repos_url":"https://api.github.com/users/karataliu/repos","events_url":"https://api.github.com/users/karataliu/events{/privacy}","received_events_url":"https://api.github.com/users/karataliu/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-08-10T06:24:46Z","updated_at":"2015-08-10T06:24:46Z","closed_at":null,"body":"Request:\r\nhttp://trippin-rt.azurewebsites.net/api/TripPin/People?$expand=Friends&$search=1\r\n\r\nwould result a valid response, while $search is not implemented.\r\n\r\n\r\n```\r\n11.2.5 Querying Collections\r\n...\r\nAn OData service MAY support some or all of the system query options defined. If a data service does not support a system query option, it MUST fail any request that contains the unsupported option and SHOULD return 501 Not Implemented.\r\n```"}}