I have the SDMB set to automatically remember me, so I never need to log in. Except just now, I did. I have not knowingly or willingly changed anything with my cookies on this end-- Did anything change on yours? Is this happening to anyone else?
Sometimes your browser will shed a cookie if the cookie gets too old, or if the cookie has become corrupted.
It’s on your end. Nothing has changed on this end.
I upgraded Firefox a few weeks ago, and for several days afterwards, I kept on being logged out of various forums. It righted itself after a while. Took about a week.