npm ERR! Error: Using '<' with 0.6.x makes no sense. Don't do it. npm ERR! at /usr/share/npm/lib/utils/semver.js:94:29 npm ERR! at String.replace (native) npm ERR! at replaceXRange (/usr/share/npm/lib/utils/semver.js:88:25) npm ERR! at Array.map (native) npm ERR! at replaceXRanges (/usr/share/npm/lib/utils/semver.js:84:17) npm ERR! at Array.map (native) npm ERR! at toComparators (/usr/share/npm/lib/utils/semver.js:66:8) npm ERR! at Object.validRange (/usr/share/npm/lib/utils/semver.js:138:11) npm ERR! at install_ (/usr/share/npm/lib/install.js:103:22) npm ERR! at /usr/share/npm/lib/install.js:77:5 npm ERR! Report this *entire* log at <http://github.com/isaacs/npm/issues> npm ERR! or email it to <firstname.lastname@example.org> npm ERR! Just tweeting a tiny part of the error will not be helpful.
Fix traverse dependency spec for npm compatibility
That is surprising! I would have thought that 0.6 would be interpreted as 0.6.0, not 0.6.x.
EDIT: You are using an ancient version of npm in all likelihood. You should upgrade.