pfSense

I am using EasyDNS- I have not tried with any other DynDNS service. I have tried deleting the entry and re-adding it. Each time I receive the following failure information in my log file:

Jan 10 11:55:58 php: /services_dyndns_edit.php: DynDns: Running updatedns()
Jan 10 11:55:58 php: /services_dyndns_edit.php: DynDns: updatedns() starting
Jan 10 11:55:59 php: /services_dyndns_edit.php: DynDns: _detectChange() starting.
Jan 10 11:55:59 php: /services_dyndns_edit.php: DynDns: _checkIP() starting.
Jan 10 11:55:59 php: /services_dyndns_edit.php: DynDns debug information: 70.26.xxx.xxx extracted from checkip.dyndns.org
Jan 10 11:55:59 php: /services_dyndns_edit.php: DynDns: Current WAN IP: 70.26.xxx.xxx
Jan 10 11:55:59 php: /services_dyndns_edit.php: DynDns: No Cached IP found.
Jan 10 11:55:59 php: /services_dyndns_edit.php: DynDns debug information: DynDns: cacheIP != wan_ip. Updating. Cached IP: 0.0.0.0 WAN IP: 70.26.xxx.xxx Inital update.
Jan 10 11:55:59 php: /services_dyndns_edit.php: DynDns: DynDns _update() starting.
Jan 10 11:55:59 php: /services_dyndns_edit.php: Curl error occurred: bind failed with errno 49: Can't assign requested address
Jan 10 11:55:59 php: /services_dyndns_edit.php: DynDns: DynDns _checkStatus() starting.
Jan 10 11:55:59 php: /services_dyndns_edit.php: DynDns: Current Service: easydns
Jan 10 11:55:59 php: /services_dyndns_edit.php: phpDynDNS: PAYLOAD:
Jan 10 11:55:59 php: /services_dyndns_edit.php: phpDynDNS: (Unknown Response)
Jan 10 11:56:00 check_reload_status: syncing firewall