cambium epmp 1000 connectorized gps upgrade 2.6.1 to 3.1 problem

When trying to do an upgrade from 2.6.1 to 3.1 "Initializing Upgrade..." becomes red and nothing more. 

What happens? reload the page and i get the same message.

Thanks,

Hi Gonzalo,

Please try to reboot device and repeat upgrade.

Try also another browser.

Thank you.