usually if you get a PM.. it will popup a message while you are navigating.. what you need to do.. is whenyou login.. select the button that KEEPS you logged in.. there are two ways to login.. one where you login once.. one where the computer remembers who you are.. make sure you check the little box.

if that doesnt work.. try clearing your cookies...

also try using this ---> https://www.tamparacing.com/phpBB2/faq.php#2