php session data inaccessible from lower folder

I am setting a session variable from .../folder/script.php when i try to access it from .../script.php i get nothing

its probabl开发者_Go百科y something stupid but...can anyone explain? and yes i am starting the session. and i am using an overriden session if that helps any ?

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You may be setting a cookie with a path.

Try setting the cookie path to /,