{"action":"created","issue":{"url":"https://api.github.com/repos/databricks/spark-redshift/issues/75","labels_url":"https://api.github.com/repos/databricks/spark-redshift/issues/75/labels{/name}","comments_url":"https://api.github.com/repos/databricks/spark-redshift/issues/75/comments","events_url":"https://api.github.com/repos/databricks/spark-redshift/issues/75/events","html_url":"https://github.com/databricks/spark-redshift/pull/75","id":105434549,"number":75,"title":"Update avro dependency","user":{"login":"marmbrus","id":527,"avatar_url":"https://avatars.githubusercontent.com/u/527?v=3","gravatar_id":"","url":"https://api.github.com/users/marmbrus","html_url":"https://github.com/marmbrus","followers_url":"https://api.github.com/users/marmbrus/followers","following_url":"https://api.github.com/users/marmbrus/following{/other_user}","gists_url":"https://api.github.com/users/marmbrus/gists{/gist_id}","starred_url":"https://api.github.com/users/marmbrus/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/marmbrus/subscriptions","organizations_url":"https://api.github.com/users/marmbrus/orgs","repos_url":"https://api.github.com/users/marmbrus/repos","events_url":"https://api.github.com/users/marmbrus/events{/privacy}","received_events_url":"https://api.github.com/users/marmbrus/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":2,"created_at":"2015-09-08T17:44:58Z","updated_at":"2015-09-08T18:33:28Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/databricks/spark-redshift/pulls/75","html_url":"https://github.com/databricks/spark-redshift/pull/75","diff_url":"https://github.com/databricks/spark-redshift/pull/75.diff","patch_url":"https://github.com/databricks/spark-redshift/pull/75.patch"},"body":""},"comment":{"url":"https://api.github.com/repos/databricks/spark-redshift/issues/comments/138662980","html_url":"https://github.com/databricks/spark-redshift/pull/75#issuecomment-138662980","issue_url":"https://api.github.com/repos/databricks/spark-redshift/issues/75","id":138662980,"user":{"login":"JoshRosen","id":50748,"avatar_url":"https://avatars.githubusercontent.com/u/50748?v=3","gravatar_id":"","url":"https://api.github.com/users/JoshRosen","html_url":"https://github.com/JoshRosen","followers_url":"https://api.github.com/users/JoshRosen/followers","following_url":"https://api.github.com/users/JoshRosen/following{/other_user}","gists_url":"https://api.github.com/users/JoshRosen/gists{/gist_id}","starred_url":"https://api.github.com/users/JoshRosen/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/JoshRosen/subscriptions","organizations_url":"https://api.github.com/users/JoshRosen/orgs","repos_url":"https://api.github.com/users/JoshRosen/repos","events_url":"https://api.github.com/users/JoshRosen/events{/privacy}","received_events_url":"https://api.github.com/users/JoshRosen/received_events","type":"User","site_admin":false},"created_at":"2015-09-08T18:33:28Z","updated_at":"2015-09-08T18:33:28Z","body":"I'm thinking that this could actually be a classloading issue because otherwise the error message doesn't make a lot of sense to me. The error is `org.apache.hadoop.mapreduce.Job cannot be cast to org.apache.hadoop.mapred.JobContext`, but `Job` implements `mapreduce.JobContext`, which in turn extends `mapred.JobContext`.\r\n\r\n"}}