An Error Has Occurred! Unable to log in check your cookie settings! HELP!!!!

[bigamers.com]

An Error Has Occurred! Unable to log in check your cookie settings!
this is the error i get when i register an acount at my forums.... but it does log me in...
how can i fix this.. it does it for everyone... and i also changed the cookies names.... under server settings what else can i do?
ive also changed the folder and data base name of my forums but i changed all the settings so it goes to the right place.. what could it be help!

[Gandalf]

whiwh SMF version do you use???

[bigamers.com]

1.0.2

[Ben_S]

Did you do all the settings by running repair_settings.php ?

[bigamers.com]

you mean that  thing under forum maintance? find and repair errors? ya i tryed that it didnt work..

[Ben_S]

Nope, the download available here http://www.simplemachines.org/download.php?converters

[[Unknown]]

Do you have immediate registration on?

http://www.simplemachines.org/community/index.php?topic=28905.msg221284#msg221284

-[Unknown]

[destalk]

This has just started happening to me too, but only since I upgraded from 1.0.1 to 1.0.2 (AFAIK). I also have immediate registration on. Thanks for the link to the fix, I'll try that now.