docs: void handleFacebookError(HttpStatus statusCode, FacebookError error) {
  		if (error != null && error.getCode() != null) {
  			int code = error.getCode();
  			
  			if (code == UNKNOWN) {
  				throw new UncategorizedApiException(FACEBOOK_PROVIDER_ID, error.getMessage(), null);
  			} else if (code == SERVICE) {
  				throw new ServerException(FACEBOOK_PROVIDER_ID, error.getMessage());
  			} else if (code == TOO_MANY_CALLS || code == USER_TOO_MANY_CALLS || code == EDIT_FEED_TOO_MANY_USER_CALLS || code == EDIT_FEED_TOO_MANY_USER_ACTION_CALLS) {
  				throw new RateLimitExceededException(FACEBOOK_PROVIDER_ID);
  			} else if (code == PERMISSION_DENIED || isUserPermissionError(code)) {
  				throw new InsufficientPermissionException(FACEBOOK_PROVIDER_ID);
  			} else if (code == PARAM_SESSION_KEY || code == PARAM_SIGNATURE) {
  				throw new InvalidAuthorizationException(FACEBOOK_PROVIDER_ID, error.getMessage());
  			} else if (code == PARAM_ACCESS_TOKEN && error.getSubcode() == null) {
  				throw new InvalidAuthorizationException(FACEBOOK_PROVIDER_ID, error.getMessage());
  			} else if (code == PARAM_ACCESS_TOKEN && error.getSubcode() == 463) {
  				throw new ExpiredAuthorizationException(FACEBOOK_PROVIDER_ID);
  			} else if (code == PARAM_ACCESS_TOKEN) {
  				throw new RevokedAuthorizationException(FACEBOOK_PROVIDER_ID, error.getMessage());
  			} else if (code == MESG_DUPLICATE) { 
  				throw new DuplicateStatusException(FACEBOOK_PROVIDER_ID, error.getMessage());
  			} else if (code == DATA_OBJECT_NOT_FOUND || code == PATH_UNKNOWN) {
  				throw new ResourceNotFoundException(FACEBOOK_PROVIDER_ID, error.getMessage());
  			} else {
  				throw new UncategorizedApiException(FACEBOOK_PROVIDER_ID, error.getMessage(), null);
  			}
  		}
  
  	}