The error message says that SAS is trying to load the R code from /opt/R/3.6.3/lib/libR.so and that file does not exist.   I am not a linux system administrator, but I think many people install R in /usr/lib/R.    1. Did you successfully install R on Linux from the CRAN source? That is, you are using the official CRAN source, not Anaconda or another third-party version? 2. Can you run R from the R GUI?   I doubt I will be able to help resolve this installation issue. I've never installed R on Linux from CRAN. ... View more