Check libgfortran.so in /usr/lib to see if it is not broken. Also check whether the version numbers for gcc, g++ and gfortran match each other -- if not, upgrade as needed.
T. On Thu, Dec 8, 2016 at 11:30 AM, Hermann Norpois <[email protected]> wrote: > I already tried that but it did not help. I deleted r-base-dev as well and > reinstalled it because it depends on gfortran. But it did not help. > > 2016-12-08 9:58 GMT+01:00 Tamas Nepusz <[email protected]>: > >> It could be the case that /usr/lib/libgfortran.so is a broken symlink >> resulting from earlier package installations, removals and OS upgrades. Try >> this: >> >> sudo dpkg --purge gfortran >> sudo apt-get install gfortran >> >> (See also https://stackoverflow.com/questions/6302209/building-r- >> package-getting-error-ld-cannot-find-lgfortran ) >> >> >> T. >> >> On Wed, Dec 7, 2016 at 11:26 PM, Hermann Norpois <[email protected]> >> wrote: >> >>> Hello, >>> >>> I am unable to install igraph on: >>> R version 3.3.2 (2016-10-31) -- "Sincere Pumpkin Patch" >>> Ubuntu 14.04. >>> After the usual install.packages ('igraph') ... >>> This is the error message: >>> >>> .... >>> /usr/bin/ld: cannot find -lgfortran >>> /usr/bin/ld: cannot find -lgfortran >>> collect2: error: ld returned 1 exit status >>> make: *** [igraph.so] Fehler 1 >>> ERROR: compilation failed for package ‘igraph’ >>> * removing ‘/home/jbreu/R/x86_64-pc-linux-gnu-library/3.3/igraph’ >>> >>> Die heruntergeladenen Quellpakete sind in >>> ‘/tmp/RtmpDnTswM/downloaded_packages’ >>> Warnmeldung: >>> In install.packages("igraph") : >>> Installation des Pakets ‘igraph’ hatte Exit-Status ungleich 0 >>> >>> I checked if r-base-dev was installed ... >>> ~$ sudo apt-get install r-base-dev >>> Reading package lists... Done >>> Building dependency tree >>> Reading state information... Done >>> r-base-dev is already the newest version. >>> 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. >>> >>> This is my gfortran version: >>> ~$ gfortran --version >>> GNU Fortran (Ubuntu 4.8.5-2ubuntu1~14.04.1) 4.8.5 >>> Copyright (C) 2015 Free Software Foundation, Inc. >>> >>> GNU Fortran comes with NO WARRANTY, to the extent permitted by law. >>> You may redistribute copies of GNU Fortran >>> under the terms of the GNU General Public License. >>> For more information about these matters, see the file named COPYING >>> >>> How should I continue? >>> Thanks >>> Hermann >>> >>> >>> _______________________________________________ >>> igraph-help mailing list >>> [email protected] >>> https://lists.nongnu.org/mailman/listinfo/igraph-help >>> >>> >> >> _______________________________________________ >> igraph-help mailing list >> [email protected] >> https://lists.nongnu.org/mailman/listinfo/igraph-help >> >> > > _______________________________________________ > igraph-help mailing list > [email protected] > https://lists.nongnu.org/mailman/listinfo/igraph-help > >
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