i'm using ubuntu there was an error in the version with my R and then i changed the version from 3.6.3 to 4.2 now this is not getting resolved.
i tried manually and by istall.package() also but still not working
i'm using ubuntu there was an error in the version with my R and then i changed the version from 3.6.3 to 4.2 now this is not getting resolved.
i tried manually and by istall.package() also but still not working