path.js:313
throw new TypeError('Arguments to path.resolve must be strings');
^
TypeError: Arguments to path.resolve must be strings
at Object.exports.resolve (path.js:313:15)
at module.exports (/usr/local/lib/node_modules/lmd/bin/lmd_actions/server.js:114:23)
When "www_root" property is not set, path.js error is thrown before LMD checks that property existence.
https://github.com/azproduction/lmd/blob/master/bin/lmd_actions/server.js#L114-L119