{"action":"created","issue":{"url":"https://api.github.com/repos/rstudio/DT/issues/309","repository_url":"https://api.github.com/repos/rstudio/DT","labels_url":"https://api.github.com/repos/rstudio/DT/issues/309/labels{/name}","comments_url":"https://api.github.com/repos/rstudio/DT/issues/309/comments","events_url":"https://api.github.com/repos/rstudio/DT/issues/309/events","html_url":"https://github.com/rstudio/DT/issues/309","id":161094772,"number":309,"title":"Extensions not found after upgrading R to 3.3.0","user":{"login":"pan0ramic","id":6624114,"avatar_url":"https://avatars.githubusercontent.com/u/6624114?v=3","gravatar_id":"","url":"https://api.github.com/users/pan0ramic","html_url":"https://github.com/pan0ramic","followers_url":"https://api.github.com/users/pan0ramic/followers","following_url":"https://api.github.com/users/pan0ramic/following{/other_user}","gists_url":"https://api.github.com/users/pan0ramic/gists{/gist_id}","starred_url":"https://api.github.com/users/pan0ramic/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/pan0ramic/subscriptions","organizations_url":"https://api.github.com/users/pan0ramic/orgs","repos_url":"https://api.github.com/users/pan0ramic/repos","events_url":"https://api.github.com/users/pan0ramic/events{/privacy}","received_events_url":"https://api.github.com/users/pan0ramic/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":2,"created_at":"2016-06-19T22:07:26Z","updated_at":"2016-07-22T15:18:49Z","closed_at":null,"body":"(see my comment for a resolution, and new issue with upgrading to 3.3.0)\r\n\r\nAfter upgrading to R 3.3.0 I started to get the following error. There were no changes to my code, which worked just find in 3.2.x:\r\n\r\nI'm using the latest dev version of DT. I'm just curious if anyone else is having problems or maybe it's something on my end.\r\n\r\n```\r\nWarning: Error in FUN: The extension Buttons does not exist\r\nStack trace (innermost first):\r\n    61: FUN\r\n    60: lapply\r\n    59: unlist\r\n    58: DT::datatable\r\n    57: eval\r\n    56: eval\r\n    55: %>%\r\n    54: observerFunc [<my file/function path>]\r\n     1: shiny::runApp\r\n```\r\n\r\nAnd here is my DT create code:\r\n\r\n```\r\nDT::datatable(data = summary.df,\r\n                     extensions = c(\"Buttons\", \"Scroller\"),\r\n                     rownames = FALSE,\r\n                     filter = 'top',\r\n                     options = list(dom = 'BftirS',\r\n                                    buttons = list('colvis',\r\n                                                   list(extend = 'collection',\r\n                                                        buttons = list(list(extend='csv', filename = fn),\r\n                                                                       list(extend='excel', filename = fn),\r\n                                                                       list(extend='pdf', filename = fn)),\r\n                                                        text = 'Download')),\r\n                                    deferRender = TRUE,\r\n                                    scrollY = 310, \r\n                                    scrollX = TRUE,\r\n                                    lengthChange = TRUE,\r\n                                    autoWidth = TRUE,\r\n                                    scrollCollapse = TRUE,\r\n                                    columnDefs = list(list(className = 'dt-center',\r\n                                                           targets = seq_len(ncol(summary.df)) - 1))))\r\n```"},"comment":{"url":"https://api.github.com/repos/rstudio/DT/issues/comments/234572670","html_url":"https://github.com/rstudio/DT/issues/309#issuecomment-234572670","issue_url":"https://api.github.com/repos/rstudio/DT/issues/309","id":234572670,"user":{"login":"yihui","id":163582,"avatar_url":"https://avatars.githubusercontent.com/u/163582?v=3","gravatar_id":"","url":"https://api.github.com/users/yihui","html_url":"https://github.com/yihui","followers_url":"https://api.github.com/users/yihui/followers","following_url":"https://api.github.com/users/yihui/following{/other_user}","gists_url":"https://api.github.com/users/yihui/gists{/gist_id}","starred_url":"https://api.github.com/users/yihui/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/yihui/subscriptions","organizations_url":"https://api.github.com/users/yihui/orgs","repos_url":"https://api.github.com/users/yihui/repos","events_url":"https://api.github.com/users/yihui/events{/privacy}","received_events_url":"https://api.github.com/users/yihui/received_events","type":"User","site_admin":false},"created_at":"2016-07-22T15:18:49Z","updated_at":"2016-07-22T15:18:49Z","body":"Yes, a screenshot with a minimal self-contained example will certainly help. `extensions = c(\"Buttons\", \"Scroller\")` should just work. That is basically what I use on the doc page http://rstudio.github.io/DT/extensions.html"}}
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