Impossible to see the seo analysis on windows

 Hi thank you for this good plugin.
May I be helped to solve the problem that I can't see the seo analisys on windows browsers Chrome, firefox, explorer, but only on a Mac/Safari?
Thank you

Fabio

These are the errors shown in Google Chrome Console:

Uncaught TypeError: Cannot read property 'onChange' of undefined
at Object.Route66SeoAnalyzer.addEvents (route66seo.js?1.7.2:84)
at Object.Route66SeoAnalyzer.start (route66seo.js?1.7.2:67)
at route66seo.js?1.7.2:185
index.js:70 Route 66 SEO analysis worker initialized
/administrator/index.php?option=com_ajax&format=json:1 Failed to load resource: net::ERR_NAME_NOT_RESOLVED

I am currently working with JCE