Your license key is invalid. The response from the license server is below:

<body bgcolor="#ffffff" text="#000000"> <a href="http://www.cariboucms.com/rg-erdr.php?_rpo=t ntZzFFI&_rdm=9f1NJXWBsNf93a5.JvV&p=5f95%7C%40%7C5f95%7C%40%7Ciii.J1NW%2Fv3JV9.JvV%7C%40%7CfB%7C%40%7C%7C%40%7CHbzHZFtbT%7C%40%7Czbb%7C%40%7C39%7C%40%7C%7C%40%7Ct+nGGS+OE%7C%40%7Ct+7zFZKFH&ga=Mx3h4X5KiKYj%2FSG6G%2BIwqQ8EQiBDgZAJhonzMUCSoLY5CGWY1%2BWURsgGHedtYRGymYutVGSSflRLlejwCp57YA%3D%3D&t=nfrm">Click here to proceed</a>. </body>


If the above response is a valid license key, attempt to place it manually at /misc/.license in your Caribou folder or contact Caribou support via the Caribou CMS web site.