{"action":"closed","issue":{"url":"https://api.github.com/repos/dgrtwo/gganimate/issues/24","repository_url":"https://api.github.com/repos/dgrtwo/gganimate","labels_url":"https://api.github.com/repos/dgrtwo/gganimate/issues/24/labels{/name}","comments_url":"https://api.github.com/repos/dgrtwo/gganimate/issues/24/comments","events_url":"https://api.github.com/repos/dgrtwo/gganimate/issues/24/events","html_url":"https://github.com/dgrtwo/gganimate/issues/24","id":194141662,"node_id":"MDU6SXNzdWUxOTQxNDE2NjI=","number":24,"title":"Changing interval yields error","user":{"login":"ronammar","id":5419280,"node_id":"MDQ6VXNlcjU0MTkyODA=","avatar_url":"https://avatars3.githubusercontent.com/u/5419280?v=4","gravatar_id":"","url":"https://api.github.com/users/ronammar","html_url":"https://github.com/ronammar","followers_url":"https://api.github.com/users/ronammar/followers","following_url":"https://api.github.com/users/ronammar/following{/other_user}","gists_url":"https://api.github.com/users/ronammar/gists{/gist_id}","starred_url":"https://api.github.com/users/ronammar/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ronammar/subscriptions","organizations_url":"https://api.github.com/users/ronammar/orgs","repos_url":"https://api.github.com/users/ronammar/repos","events_url":"https://api.github.com/users/ronammar/events{/privacy}","received_events_url":"https://api.github.com/users/ronammar/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":1,"created_at":"2016-12-07T19:17:26Z","updated_at":"2018-07-05T19:50:16Z","closed_at":"2018-07-05T19:50:16Z","author_association":"NONE","body":"Any idea why I am getting the following error? Thanks!\r\n\r\nFrom the code example in the README:\r\n```r\r\nlibrary(gapminder)\r\nlibrary(ggplot2)\r\ntheme_set(theme_bw())\r\n\r\np <- ggplot(gapminder, aes(gdpPercap, lifeExp, size = pop, color = continent, frame = year)) +\r\n  geom_point() +\r\n  scale_x_log10()\r\n\r\nlibrary(gganimate)\r\n\r\ngganimate(p)  # works\r\n```\r\nThe following then throws an error:\r\n```r\r\ngganimate(p, interval = .2)\r\n# Error in check.options(new, name.opt = \".X11.Options\", envir = .X11env) : \r\n#  invalid argument name ‘interval’ in 'grDevices::png(..., res = dpi, units = \"in\")'\r\n```\r\n\r\n\r\n\r\n"}}
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