Question about install nlmixr

[vvn076725282]

Hi,officer

Could you please help me? I can't use library(nlmixr). it says

ld: warning: directory not found for option '-L/opt/R/arm64/gfortran/lib/gcc/aarch64-apple-darwin20.2.0/11.0.0' ld: library not found for -lgfortran clang: error: linker command failed with exit code 1 (use -v to see invocation) make: *** [nlmixr.so] Error 1 ERROR: compilation failed for package ‘nlmixr’

• removing ‘/Library/Frameworks/R.framework/Versions/4.1-arm64/Resources/library/nlmixr’
• restoring previous ‘/Library/Frameworks/R.framework/Versions/4.1-arm64/Resources/library/nlmixr’ Warning in install.packages : installation of package ‘nlmixr’ had non-zero exit status

The downloaded source packages are in ‘/private/var/folders/74/vpcrzbw13p119hdy0yclqzgh0000gn/T/RtmpYSmegO/downloaded_packages’

[vvn076725282]

Also My laptop is macbook M1

[vvn076725282]

And I already download the fortran tool-chain from https://github.com/fxcoudert/gfortran-for-macOS/releases