If you use Mac OS X >= 10.6, use gnu tar (/usr/bin/gnutar) to avoid PAX headers. It's also important to rename (shorten) long file names (>= 100 characters) in the distribution.
Error: PaxHeader/Data-Compare-Plugins-Set-Object-1.002,PaxHeader/Data-Compare-Plugins-Set-Object-1.002,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/INSTALL,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/INSTALL,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/LICENSE,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/LICENSE,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/Changes,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/Changes,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/MANIFEST,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/MANIFEST,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/ignore.txt,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/ignore.txt,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/t,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/t,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/xt,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/xt,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/README,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/README,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/MANIFEST.SKIP,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/MANIFEST.SKIP,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/META.yml,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/META.yml,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/lib,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/lib,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/Makefile.PL,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/Makefile.PL,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/weaver.ini,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/weaver.ini,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/META.json,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/META.json,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/dist.ini,Data-Compare-Plugins-Set-Object-1.002/PaxHeader/dist.ini,Data-Compare-Plugins-Set-Object-1.002/lib/PaxHeader/Data,Data-Compare-Plugins-Set-Object-1.002/lib/PaxHeader/Data,Data-Compare-Plugins-Set-Object-1.002/lib/Data/PaxHeader/Compare,Data-Compare-Plugins-Set-Object-1.002/lib/Data/PaxHeader/Compare,Data-Compare-Plugins-Set-Object-1.002/lib/Data/Compare/PaxHeader/Plugins,Data-Compare-Plugins-Set-Object-1.002/lib/Data/Compare/PaxHeader/Plugins,Data-Compare-Plugins-Set-Object-1.002/lib/Data/Compare/Plugins/PaxHeader/Set,Data-Compare-Plugins-Set-Object-1.002/lib/Data/Compare/Plugins/PaxHeader/Set,Data-Compare-Plugins-Set-Object-1.002/lib/Data/Compare/Plugins/Set/PaxHeader/Object.pm,Data-Compare-Plugins-Set-Object-1.002/lib/Data/Compare/Plugins/Set/PaxHeader/Object.pm,Data-Compare-Plugins-Set-Object-1.002/xt/PaxHeader/author,Data-Compare-Plugins-Set-Object-1.002/xt/PaxHeader/author,Data-Compare-Plugins-Set-Object-1.002/xt/author/PaxHeader/perltidy.rc,Data-Compare-Plugins-Set-Object-1.002/xt/author/PaxHeader/perltidy.rc,Data-Compare-Plugins-Set-Object-1.002/xt/author/PaxHeader/perlcritic.rc,Data-Compare-Plugins-Set-Object-1.002/xt/author/PaxHeader/perlcritic.rc,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/000-report-versions.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/000-report-versions.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-test-version.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-test-version.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/release-dist-manifest.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/release-dist-manifest.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/release-cpan-changes.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/release-cpan-changes.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/release-kwalitee.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/release-kwalitee.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/release-changes_has_content.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/release-changes_has_content.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-critic.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-critic.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/release-unused-vars.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/release-unused-vars.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-mojibake.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-mojibake.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-pod-coverage.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-pod-coverage.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/release-meta-json.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/release-meta-json.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/00-compile.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/00-compile.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-portability.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-portability.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-eol.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-eol.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-pod-syntax.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-pod-syntax.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-minimum-version.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-minimum-version.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-pod-linkcheck.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-pod-linkcheck.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-synopsis.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-synopsis.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-no-tabs.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/author-no-tabs.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/release-distmeta.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/release-distmeta.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/set.t,Data-Compare-Plugins-Set-Object-1.002/t/PaxHeader/set.t