Are you having an issue with facebook sharer not sharing the correct URL? If you are using WP Engine for your hosting provider please contact support and have them disable redirect bots
More information here: https://wpengine.com/support/redirecting-bots-how-this-benefits-you/
How Do I Turn It Off?
Simply contact via a 24/7 Live Chat from your User Portal and we would be happy to turn it off for you. Effects of turning this setting off are typically very few, and can help in the few circumstances when tools are unable to read or scrape URLs.