My problem is when I close out of it (not log off) and do something else on my phone, when I go back to VN I have to reenter my username and password. Every single time; no matter if I am away from safari for 2 minutes or 2 days.
iphone and whatever the default skin is. When I try to go back, it stays in the thread and locks for about 10 seconds.
Check to make sure you are allowing cookies in your browser. That's about the only think that would keep from remembering the login, apart from making sure you click the "remember me" box when you log in.
I've got the "allow from websites that I visit" option clicked...and has always been like that. There for awhile, every time I've had to log in again I would select the "remember me" box; still doesn't work. It's not that big of an issue, just irritating.