Please remove flash from system (sudo apt-get remove --purge flashplugin-nonfree) than reinstall it (sudo apt-get install flashplugin-nonfree) than restart all browsers and update this bug with new info if it worked didnt work anything you saw when doing this that might be needed to know.
Please remove flash from system (sudo apt-get remove --purge flashplugin- nonfree) than reinstall it (sudo apt-get install flashplugin- nonfree) than restart all browsers and update this bug with new info if it worked didnt work anything you saw when doing this that might be needed to know.