{"action":"opened","issue":{"url":"https://api.github.com/repos/NancyFx/Nancy/issues/2364","repository_url":"https://api.github.com/repos/NancyFx/Nancy","labels_url":"https://api.github.com/repos/NancyFx/Nancy/issues/2364/labels{/name}","comments_url":"https://api.github.com/repos/NancyFx/Nancy/issues/2364/comments","events_url":"https://api.github.com/repos/NancyFx/Nancy/issues/2364/events","html_url":"https://github.com/NancyFx/Nancy/issues/2364","id":141053086,"number":2364,"title":"Binding nested list","user":{"login":"OnamChilwan","id":6000268,"avatar_url":"https://avatars.githubusercontent.com/u/6000268?v=3","gravatar_id":"","url":"https://api.github.com/users/OnamChilwan","html_url":"https://github.com/OnamChilwan","followers_url":"https://api.github.com/users/OnamChilwan/followers","following_url":"https://api.github.com/users/OnamChilwan/following{/other_user}","gists_url":"https://api.github.com/users/OnamChilwan/gists{/gist_id}","starred_url":"https://api.github.com/users/OnamChilwan/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/OnamChilwan/subscriptions","organizations_url":"https://api.github.com/users/OnamChilwan/orgs","repos_url":"https://api.github.com/users/OnamChilwan/repos","events_url":"https://api.github.com/users/OnamChilwan/events{/privacy}","received_events_url":"https://api.github.com/users/OnamChilwan/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2016-03-15T18:01:03Z","updated_at":"2016-03-15T18:01:03Z","closed_at":null,"body":"Hi I have a model which looks like however when using the Bind<VoucherPayment>() it throws an exception however this only occurs when I am unit testing. If I hit it via the browser its fine and binds no problem.\r\n\r\n**Version of Nancy.Testing 1.4.1**\r\n\r\n```\r\n\r\n    public class VoucherPayment\r\n    {\r\n        public VoucherPayment()\r\n        {\r\n        }\r\n\r\n        public Address BillingAddress { get; set; }\r\n\r\n        public List<Voucher> Vouchers { get; set; }\r\n    }\r\n```\r\n\r\nThe unit test looks like this:\r\n\r\n```\r\n            public void When_Creating_A_Voucher_Payment()\r\n            {\r\n                var browser = new Browser(\r\n                    with =>\r\n                    {\r\n                        with.AllDiscoveredModules();\r\n                        with.ResponseProcessor<JsonProcessor>();\r\n                    });\r\n\r\n                var body = new VoucherPayment\r\n                {\r\n                    Vouchers = new List<Voucher>(),\r\n\t\t\t\t\tBillingAddress = null\r\n                };                \r\n\r\n                var s = new CsQuery.Utility.JsonSerializer().Serialize(body);\r\n                this.result = browser.Put($\"foo/bar\",\r\n                    with =>\r\n                    {\r\n                        with.HttpRequest();\r\n                        with.Header(\"Content-Type\", \"application/json\");\r\n                        with.Header(\"Accept\", \"application/json\");\r\n                        with.Body(s);\r\n                    });\r\n            }\r\n```"}}