$ sudo cpanm Plagger Fetching http://search.cpan.org/CPAN/authors/id/M/MI/MIYAGAWA/Plagger-0.7.17.tar.gz ... OK Configuring Plagger-0.7.17 ... OK ~中略~ Building and testing Plagger-0.7.17 for Plagger ... FAIL ! Installing Plagger failed. See ~/.cpanm/build.log for details.