{"action":"created","issue":{"url":"https://api.github.com/repos/cvogt/play-json-extensions/issues/2","labels_url":"https://api.github.com/repos/cvogt/play-json-extensions/issues/2/labels{/name}","comments_url":"https://api.github.com/repos/cvogt/play-json-extensions/issues/2/comments","events_url":"https://api.github.com/repos/cvogt/play-json-extensions/issues/2/events","html_url":"https://github.com/cvogt/play-json-extensions/issues/2","id":72389600,"number":2,"title":"Build failed with play-json 2.4.0-RC1","user":{"login":"djx314","id":3401242,"avatar_url":"https://avatars.githubusercontent.com/u/3401242?v=3","gravatar_id":"","url":"https://api.github.com/users/djx314","html_url":"https://github.com/djx314","followers_url":"https://api.github.com/users/djx314/followers","following_url":"https://api.github.com/users/djx314/following{/other_user}","gists_url":"https://api.github.com/users/djx314/gists{/gist_id}","starred_url":"https://api.github.com/users/djx314/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/djx314/subscriptions","organizations_url":"https://api.github.com/users/djx314/orgs","repos_url":"https://api.github.com/users/djx314/repos","events_url":"https://api.github.com/users/djx314/events{/privacy}","received_events_url":"https://api.github.com/users/djx314/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":7,"created_at":"2015-05-01T09:09:35Z","updated_at":"2015-06-26T14:32:21Z","closed_at":"2015-06-26T14:32:21Z","body":"When I checkout the master and change\r\n```scala\r\n\"com.typesafe.play\" %% \"play-json\" % \"2.3.4\",\r\n```\r\nto\r\n```scala\r\n\"com.typesafe.play\" %% \"play-json\" % \"2.4.0-RC1\",\r\n```\r\nand test.\r\nBut it compile failed.\r\n```\r\n[error] ******/play-json-extensions-0.2/src/test/scala/CaseClassTest.scala:45: No Json deserializer found for type Option[String]. Try to implement an implicit Reads or Format for this type.\r\n[error] Error occurred in an application involving default arguments.\r\n[error]     implicit def fmt1 = Jsonx.formatCaseClass[Bar]\r\n[error]                                              ^\r\n[error] one error found\r\n[error] (test:compile) Compilation failed\r\n[error] Total time: 4 s, completed 2015-5-1 17:06:27\r\n```\r\nAnd in play-json 2.3.8 it builds successed."},"comment":{"url":"https://api.github.com/repos/cvogt/play-json-extensions/issues/comments/115709490","html_url":"https://github.com/cvogt/play-json-extensions/issues/2#issuecomment-115709490","issue_url":"https://api.github.com/repos/cvogt/play-json-extensions/issues/2","id":115709490,"user":{"login":"cvogt","id":274947,"avatar_url":"https://avatars.githubusercontent.com/u/274947?v=3","gravatar_id":"","url":"https://api.github.com/users/cvogt","html_url":"https://github.com/cvogt","followers_url":"https://api.github.com/users/cvogt/followers","following_url":"https://api.github.com/users/cvogt/following{/other_user}","gists_url":"https://api.github.com/users/cvogt/gists{/gist_id}","starred_url":"https://api.github.com/users/cvogt/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/cvogt/subscriptions","organizations_url":"https://api.github.com/users/cvogt/orgs","repos_url":"https://api.github.com/users/cvogt/repos","events_url":"https://api.github.com/users/cvogt/events{/privacy}","received_events_url":"https://api.github.com/users/cvogt/received_events","type":"User","site_admin":false},"created_at":"2015-06-26T14:32:21Z","updated_at":"2015-06-26T14:32:21Z","body":"fixed in release 0.3.0\r\n\r\nTo use options in your code use\r\n\r\n    import org.cvogt.test.play.json.implicits.optionWithNull // play 2.4 suggested behavior\r\nor\r\n  \r\n    import org.cvogt.test.play.json.implicits.optionNoError // play 2.3 behavior\r\n"}}