Trouble installing nloptr package on R 3.3.0
问题 I can't install the package nloptr 1.0.4 on R 3.3.0. The messages are the following: > install.packages("nloptr") Installing package into ‘/Users/fgomesbarros/Library/R/3.3/library (as ‘lib’ is unspecified) trying URL 'https://cran.revolutionanalytics.com/src/contrib/nloptr_1.0.4.tar.gz' Content type 'application/octet-stream' length 353942 bytes (345 KB) ================================================== downloaded 345 KB * installing *source* package ‘nloptr’ ... ** package ‘nloptr’