403 - Access Denied, HTTP request error cd361abb,

hello, i have followed all the indstruction on your site on how to create an pagetab, and canvass page...... after successfuly configuring my site and facebook... when i check my canvass on facebook i get this error
403 - Access Denied
HTTP request error cd361abb
You can fix the problem yourself by visiting this URL and following its instructions.

and by the way my site has an ssl certificate....

You may not be able to visit this page because of:

an out-of-date bookmark/favourite
a search engine that has an out-of-date listing for this site
a mistyped address
you have no access to this page
The requested resource was not found.
An error has occurred while processing your request.
Please try one of the following pages:

Home Page
If difficulties persist, please contact the System Administrator of this site.

Access Denied
HTTP request error cd361abb
You can fix the problem yourself by visiting this URL and following its instructions.


thanks, hope somebody would answer me