{"action":"closed","issue":{"url":"https://api.github.com/repos/swirldev/swirl/issues/194","repository_url":"https://api.github.com/repos/swirldev/swirl","labels_url":"https://api.github.com/repos/swirldev/swirl/issues/194/labels{/name}","comments_url":"https://api.github.com/repos/swirldev/swirl/issues/194/comments","events_url":"https://api.github.com/repos/swirldev/swirl/issues/194/events","html_url":"https://github.com/swirldev/swirl/issues/194","id":40559395,"number":194,"title":"address (nil), cause 'memory not mapped'","user":{"login":"hu17889","id":1516282,"avatar_url":"https://avatars.githubusercontent.com/u/1516282?v=3","gravatar_id":"","url":"https://api.github.com/users/hu17889","html_url":"https://github.com/hu17889","followers_url":"https://api.github.com/users/hu17889/followers","following_url":"https://api.github.com/users/hu17889/following{/other_user}","gists_url":"https://api.github.com/users/hu17889/gists{/gist_id}","starred_url":"https://api.github.com/users/hu17889/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/hu17889/subscriptions","organizations_url":"https://api.github.com/users/hu17889/orgs","repos_url":"https://api.github.com/users/hu17889/repos","events_url":"https://api.github.com/users/hu17889/events{/privacy}","received_events_url":"https://api.github.com/users/hu17889/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":2,"created_at":"2014-08-19T05:33:09Z","updated_at":"2016-08-23T18:30:26Z","closed_at":"2016-08-23T18:30:26Z","body":"\r\n1: R Programming: The basics of programming in R\r\n2: Regression Models: The basics of regression modeling in R\r\n3: Don't install anything for me. I'll do it myself.\r\n\r\nSelection: 1\r\n\r\n *** caught segfault ***\r\naddress (nil), cause 'memory not mapped'\r\n\r\nTraceback:\r\n 1: .Call(\"R_curl_easy_getinfo\", curl, as.integer(which), PACKAGE = \"RCurl\")\r\n 2: RCurl::getCurlInfo(x[[1]])\r\n 3: last_request(handle)\r\n 4: structure(list(...), class = \"response\")\r\n 5: response(url = last_request(handle)$effective.url, handle = handle,     status_code = last(headers)$status, headers = last(headers)$headers,     all_headers = headers, cookies = cookies(handle), content = content,     times = request_times(handle), config = config)\r\n 6: perform(handle, opts, body)\r\n 7: make_request(\"get\", hu$handle, hu$url, config)\r\n 8: GET(url)\r\n 9: install_from_swirl(\"R_Programming\")\r\n10: eval(expr, envir, enclos)\r\n11: eval(parse(text = suggestions[[n]]$Install))\r\n12: doTryCatch(return(expr), name, parentenv, handler)\r\n13: tryCatchOne(expr, names, parentenv, handlers[[1L]])\r\n14: tryCatchList(expr, classes, parentenv, handlers)\r\n15: tryCatch(expr, error = function(e) {    call <- conditionCall(e)    if (!is.null(call)) {        if (identical(call[[1L]], quote(doTryCatch)))             call <- sys.call(-4L)        dcall <- deparse(call)[1L]        prefix <- paste(\"Error in\", dcall, \": \")        LONG <- 75L        msg <- conditionMessage(e)        sm <- strsplit(msg, \"\\n\")[[1L]]        w <- 14L + nchar(dcall, type = \"w\") + nchar(sm[1L], type = \"w\")        if (is.na(w))             w <- 14L + nchar(dcall, type = \"b\") + nchar(sm[1L],                 type = \"b\")        if (w > LONG)             prefix <- paste0(prefix, \"\\n  \")    }    else prefix <- \"Error : \"    msg <- paste0(prefix, conditionMessage(e), \"\\n\")    .Internal(seterrmessage(msg[1L]))    if (!silent && identical(getOption(\"show.error.messages\"),         TRUE)) {        cat(msg, file = stderr())        .Internal(printDeferredWarnings())    }    invisible(structure(msg, class = \"try-error\", condition = e))})\r\n16: try(eval(parse(text = suggestions[[n]]$Install)), silent = TRUE)\r\n17: mainMenu.default(e)\r\n18: mainMenu(e)\r\n19: resume.default(e, ...)\r\n20: resume(e, ...)\r\n21: (function (expr, val, ok, vis, data = e) {    e$expr <- expr    e$val <- val    e$ok <- ok    e$vis <- vis    return(resume(e, ...))})(quote(swirl()), NULL, TRUE, FALSE)\r\n\r\nsessionInfo()\r\n\r\nR version 3.1.0 (2014-04-10)\r\nPlatform: x86_64-unknown-linux-gnu (64-bit)\r\n\r\nlocale:\r\n [1] LC_CTYPE=zh_CN.UTF-8       LC_NUMERIC=C              \r\n [3] LC_TIME=zh_CN.UTF-8        LC_COLLATE=zh_CN.UTF-8    \r\n [5] LC_MONETARY=zh_CN.UTF-8    LC_MESSAGES=zh_CN.UTF-8   \r\n [7] LC_PAPER=zh_CN.UTF-8       LC_NAME=C                 \r\n [9] LC_ADDRESS=C               LC_TELEPHONE=C            \r\n[11] LC_MEASUREMENT=zh_CN.UTF-8 LC_IDENTIFICATION=C       \r\n\r\nattached base packages:\r\n[1] stats     graphics  grDevices utils     datasets  methods   base     \r\n\r\nother attached packages:\r\n[1] swirl_2.2.15\r\n\r\nloaded via a namespace (and not attached):\r\n[1] digest_0.6.4   httr_0.4       RCurl_1.95-4.3 stringr_0.6.2  testthat_0.8.1\r\n[6] tools_3.1.0    yaml_2.1.13 \r\n"}}
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