A common serious problem.. Can ya help me to fix it .. Dunno what to do

[sebil]

When a new memebr regsiter..

There is a message coming like this.. it coming randomlyy. when they go to their USERCP.. etc..

Your submission could not be processed because a security token was missing.

If this occurred unexpectedly, please inform the administrator and describe the action you performed before you received this error.

what should i d to fix it.. plzz help

[snakes1100]

Click the link in my signature titaled CSFR

[sebil]

thankssssssssss