Hi, Dear R expert, I am using: OS: Linux VM (RedHat 6.2) R: R version 3.0.2 (2013-09-25) -- "Frisbee Sailing" Copyright (C) 2013 The R Foundation for Statistical Computing Platform: i686-redhat-linux-gnu (32-bit) I try to install package "gam" by install.packages("gam", lib="/usr/qxiao") and get the error: ERROR: compilation failed for package âgamâ * removing â/home/qxiao/R/i686-redhat-linux-gnu-library/3.0/gamâ The downloaded source packages are in â/tmp/Rtmp0ldWLv/downloaded_packagesâ Warning message: In install.packages("gam") : installation of package âgamâ had non-zero exit status Can you help me? Thanks. Leslie [[alternative HTML version deleted]]