CakePHP Recaptcha插件被调用两次

Well, i have been struggling this for almost a day now... Yet I cant figure out why my recaptcha plugin is being called twice. I suspect, my paypal plugin is also being called twice for sure. I really have no idea why my components are being called twice coz i know it is not possible for a plugin actions to be called twice if it is loaded twice. Any inputs/ideas will be highly appreciated. please help. I hate problems that don't give me much clues on where to look first. Thank you in advancedWell, i have been struggling this for almost a