#This was what my console looks like. Does anyone have a solution?
install.packages("ggplot2")
Installing package into ‘/Users/coreydolgin/Library/R/3.3/library’
(as ‘lib’ is unspecified)
also installing the dependency ‘isoband’
There is a binary version available but the source version is later:
binary source needs_compilation
ggplot2 2.2.1 3.3.0 FALSE
Package which is only available in source form, and may need compilation of C/C++/Fortran:
‘isoband’
Do you want to attempt to install these from sources?
y/n: y
installing the source packages ‘isoband’, ‘ggplot2’
trying URL 'https://cran.rstudio.com/src/contrib/isoband_0.2.1.tar.gz'
Content type 'application/x-gzip' length 2293333 bytes (2.2 MB)
downloaded 2.2 MB
trying URL 'https://cran.rstudio.com/src/contrib/ggplot2_3.3.0.tar.gz'
Content type 'application/x-gzip' length 3031461 bytes (2.9 MB)
downloaded 2.9 MB
Warning in strptime(xx, f <- "%Y-%m-%d %H:%M:%OS", tz = tz) :
unknown timezone 'zone/tz/2019c.1.0/zoneinfo/America/New_York'
- installing source package ‘isoband’ ...
** package ‘isoband’ successfully unpacked and MD5 sums checked
** libs
xcrun: error: invalid active developer path (/Library/Developer/CommandLineTools), missing xcrun at: /Library/Developer/CommandLineTools/usr/bin/xcrun
ERROR: compilation failed for package ‘isoband’ - removing ‘/Users/coreydolgin/Library/R/3.3/library/isoband’
Warning in install.packages :
installation of package ‘isoband’ had non-zero exit status
Warning in strptime(xx, f <- "%Y-%m-%d %H:%M:%OS", tz = tz) :
unknown timezone 'zone/tz/2019c.1.0/zoneinfo/America/New_York'
ERROR: dependency ‘isoband’ is not available for package ‘ggplot2’ - removing ‘/Users/coreydolgin/Library/R/3.3/library/ggplot2’
Warning in install.packages :
installation of package ‘ggplot2’ had non-zero exit status
The downloaded source packages are in
‘/private/var/folders/41/1mmznhzx6p3gcxxk1t2t13g40000gn/T/RtmprcXuMq/downloaded_packages’