search for: h9c2bf20_1

...Ubuntu 18.04 as some of my R packages requires updated R version. Anyway, with your suggestion all went well like charm. Thank you very much! Back to the problem, actually I saw different versions of libicu* such as: /home/yifang/anaconda3/lib/libicudata.so.58 /home/yifang/anaconda3/pkgs/icu-58.2-h9c2bf20_1/lib/libicuio.so.58 /opt/anaconda3/lib/libicuio.so.58 /opt/anaconda3/pkgs/icu-58.2-h9c2bf20_1/lib/libicudata.so.58 /usr/lib/rstudio/bin/libicudata.so.55 /usr/lib/x86_64-linux-gnu/libicudata.so.60 /usr/share/doc/libiculx60 /var/lib/dpkg/info/libicu60:amd64.shlibs I had thought the anaconda3 library...

I tried to install R-3.5.0 from source on my Ubuntu 18.04, and met this problem: ../../lib/libR.so: undefined reference to 'ucol_strcollIter_58' ../../lib/libR.so: undefined reference to 'u_getVersion_58' ../../lib/libR.so: undefined reference to 'uloc_setDefault_58' ../../lib/libR.so: undefined reference to 'ucol_close_58' ../../lib/libR.so: undefined reference to