On 14/07/2015 6:09 AM, Knox, Tom wrote: > I am very new to the use of R and trying to install it in order to use a > package called mh1823 for determining Probability of Detection stats for > Non-Destructive Evaluation. I have hit an immediate problem installing the > xlsx package and get the following messages: > > Warning: unable to access index for repository > http://star-www.st-andrews.ac.uk/cran/src/contrib > Warning: unable to access index for repository > http://www.stats.ox.ac.uk/pub/RWin/src/contrib > Error in install.packages(NULL, .libPaths()[1L], dependencies = NA, type = > type) : > no packages were specified > In addition: Warning message: > In open.connection(con, "r") : cannot open: HTTP status was '0 (nil)' > > I do not seem to be able to get past this issue, though am able to load the > mh1823 POD package successfully from local zip file
It looks as though R couldn't make any connection. Perhaps you are using a proxy? It looks as though you are on Windows; if so, you could try running setInternet2(TRUE) before the install; that will use the proxy settings for Internet Explorer. Duncan Murdoch > > Regards, > > Tom > Tom Knox > NDE Subject Matter Expert > Upstream Engineering Centre > BP > Sunbury-on-Thames > Mobile: +44 (0)7796 182926 > Fax: +44 (0)1932 763439 > E-mail: tom.k...@bp.com > Postal Address: Building H, BP Exploration, Chertsey Road, > Sunbury-on-Thames, UK, TW16 7LN > > > > > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
