cpan> get Data::Dumper Running get for module 'Data::Dumper' WARNING: This key is not certified with a trusted signature! Primary key fingerprint: 2E66 557A B97C 19C7 91AF 8E20 328D A867 450F 89EC Signature for /root/.cpan/sources/authors/id/N/NW/NWCLARK/CHECKSUMS ok Could not open /tmp/CHECKSUMS-3F6L/CHECKSUMS.64163: No such file or directory