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Attached is a patch to fix https://bugs.r-project.org/bugzilla3/show_bug.cgi?id=17256 'possible bug in writeForeignSAS in the foreign library when string is NA' The patch 1. fixing the case where there were NA within a character column, and the case where all values are strings of length 0 2. general replacement of calls to `sapply` with `vapply` (and replacing any(is.na()) with

>>>>> NELSON, Michael <mnels at doh.health.nsw.gov.au> >>>>> on Thu, 17 May 2018 11:53:27 +0000 writes: > Attached is a patch to fix > https://bugs.r-project.org/bugzilla3/show_bug.cgi?id=17256 > 'possible bug in writeForeignSAS in the foreign library > when string is NA...

On R 3.5.0 (Mac) The issue appears when using the default (libcurl) method and specifying the encoding Note that using method='internal' causes a segfault if used in conjunction with encoding. (and works when encoding is not set) urlR <- "http://home.versanet.de/~s-berman/source2.R" # works url_default <- url(urlR) scan(url_default, "") # Read 7 items # [1]