I have a SEOMOZ Pro account, and after crawling we have 9300 Warnings, and 90% of them are because of 302 redirect errors. It looks like its something with the compare feature.
URL: http://goo.gl/Dg1jY
0 Errors
No errors found! 1 Warning
302 (Temporary Redirect) Found 1 day ago Redirects to http://goo.gl/OcAqw Description Using a 302 redirect will cause search engine crawlers to treat the redirect as temporary and not pass any link juice (ranking power). We highly recommend that you replace 302 redirects with 301 redirects.