The cpg-contrib project's CVS data is in read-only mode, so the project may have switched over to another source-code-management system. To check, visit the Project Summary Page for cpg-contrib and see if the menubar lists a newer code repository, such as SVN or Git.
The CVS data can be accessed as follows.
You can run a per-module CVS checkout via pserver protocol:
cvs -z3 -d:pserver:anonymous@a.cvs.sourceforge.net:/cvsroot/cpg-contrib co -P CPGAnis
cvs -z3 -d:pserver:anonymous@a.cvs.sourceforge.net:/cvsroot/cpg-contrib co -P CPGMark
cvs -z3 -d:pserver:anonymous@a.cvs.sourceforge.net:/cvsroot/cpg-contrib co -P CPGMassImport
cvs -z3 -d:pserver:anonymous@a.cvs.sourceforge.net:/cvsroot/cpg-contrib co -P CPGOcat
cvs -z3 -d:pserver:anonymous@a.cvs.sourceforge.net:/cvsroot/cpg-contrib co -P CPGPicdownload
cvs -z3 -d:pserver:anonymous@a.cvs.sourceforge.net:/cvsroot/cpg-contrib co -P CPGSoap
cvs -z3 -d:pserver:anonymous@a.cvs.sourceforge.net:/cvsroot/cpg-contrib co -P archivefriendly
cvs -z3 -d:pserver:anonymous@a.cvs.sourceforge.net:/cvsroot/cpg-contrib co -P master_template
cvs -z3 -d:pserver:anonymous@a.cvs.sourceforge.net:/cvsroot/cpg-contrib co -P minicms
cvs -z3 -d:pserver:anonymous@a.cvs.sourceforge.net:/cvsroot/cpg-contrib co -P sql_mode
cvs -z3 -d:pserver:anonymous@a.cvs.sourceforge.net:/cvsroot/cpg-contrib co -P toplevelusers
cvs -z3 -d:pserver:anonymous@a.cvs.sourceforge.net:/cvsroot/cpg-contrib co -P unwanted_metas
cvs -z3 -d:pserver:anonymous@a.cvs.sourceforge.net:/cvsroot/cpg-contrib co -P visiblehookpoints
You can view a list of files or copy all the CVS repository data via rsync (the 1st command lists the files, the 2nd copies):
rsync -a a.cvs.sourceforge.net::cvsroot/cpg-contrib/
rsync -ai a.cvs.sourceforge.net::cvsroot/cpg-contrib/ /my/local/dest/dir/
If you are a project admin for cpg-contrib, you can request that this page redirect to another repo on your project by submitting a support request.