I have that same problem sometimes but i just type in the username and password a couple of times and it lets me in. i think it may have something to do with the password manager in firefox combined with vista
What is ransomware and how do I protect my PC from WannaCry?
What I learned from my mentor, Oscar-winning VFX supervisor Phil Tippett
Siri vs Google Assistant
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.