I tried to load blavaan earlier today and got an error - adding it in case it points to a solution
library(blavaan)
Loading required package: Rcpp
Error: package or namespace load failed for ‘blavaan’ in dyn.load(file, DLLpath = DLLpath, …):
unable to load shared object ‘/Library/Frameworks/R.framework/Versions/3.6/Resources/library/quantreg/libs/quantreg.so’:
dlopen(/Library/Frameworks/R.framework/Versions/3.6/Resources/library/quantreg/libs/quantreg.so, 6): Library not loaded: /usr/local/gfortran/lib/libgfortran.5.dylib
Referenced from: /Library/Frameworks/R.framework/Versions/3.6/Resources/library/quantreg/libs/quantreg.so
Reason: image not found
install.packages(“blavaan”)
Installing package into ‘/Users/lukemansillo/Library/R/3.6/library’
(as ‘lib’ is unspecified)
trying URL ‘http://cran.rstudio.com/bin/macosx/el-capitan/contrib/3.6/blavaan_0.3-7.tgz’
Content type ‘application/x-gzip’ length 10100210 bytes (9.6 MB)
==================================================
downloaded 9.6 MB
The downloaded binary packages are in
/var/folders/bx/8ltnl1nd13b3k8vjzl8m7ffw0000gn/T//RtmpEpxFYL/downloaded_packages
library(blavaan)
Error: package or namespace load failed for ‘blavaan’ in dyn.load(file, DLLpath = DLLpath, …):
unable to load shared object ‘/Library/Frameworks/R.framework/Versions/3.6/Resources/library/quantreg/libs/quantreg.so’:
dlopen(/Library/Frameworks/R.framework/Versions/3.6/Resources/library/quantreg/libs/quantreg.so, 6): Library not loaded: /usr/local/gfortran/lib/libgfortran.5.dylib
Referenced from: /Library/Frameworks/R.framework/Versions/3.6/Resources/library/quantreg/libs/quantreg.so
Reason: image not found