We added the involver app to a Facebook page to promote our organisation and for a few days the app loaded our RSS feed.
However, it then stopped loading new stories and has jammed on the ones that were there on the last good day.
The Involver help people say that this is the problem.
<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">\n<html xmlns="\"http://www.w3.org/1999/xhtml\">\n<head>\n<title>HTTP Error 403</title>\n</head>\n<body>\n<h1>Error 403</h1>\n<p>We're sorry, but we could not fulfill your request for\n/feed/ on this server.</p>\n<p>You do not have permission to access this server.</p>\n<p>Your technical support key is: 43dd-ac09-17f4-e8c8</p>\n<p>You can use this key to fix this problem yourself.</p>\n<p>If you are unable to fix the problem yourself, please contact earl.mardle at kn.com.au and be sure to provide the technical support key shown above.</p>\n"
How do I find and fix that in WP?