Was working fine yesterday. Here is my debug log. Thanks for your help.
2014-08-28 11:04:53 +0000 port-forwarding.c:180 [Info] Port Forwarding: Stopped
2014-08-28 11:04:53 +0000 natpmp.c:70 [Info] Port Forwarding (NAT-PMP): sendnewportmappingrequest succeeded (12)
2014-08-28 11:04:53 +0000 port-forwarding.c:92 [Info] Port Forwarding: State changed from "Forwarded" to "Stopping"
2014-08-28 11:05:05 +0000 natpmp.c:70 [Info] Port Forwarding (NAT-PMP): initnatpmp succeeded (0)
2014-08-28 11:05:05 +0000 natpmp.c:70 [Info] Port Forwarding (NAT-PMP): sendpublicaddressrequest succeeded (2)
2014-08-28 11:05:05 +0000 upnp.c:235 [Debug] Port Forwarding (UPnP): UPNP_GetValidIGD failed (errno 0 - Undefined error: 0)
2014-08-28 11:05:05 +0000 upnp.c:238 [Debug] Port Forwarding (UPnP): If your router supports UPnP, please make sure UPnP is enabled!
2014-08-28 11:05:05 +0000 port-forwarding.c:92 [Info] Port Forwarding: State changed from "Not forwarded" to "Starting"
2014-08-28 11:05:13 +0000 natpmp.c:70 [Info] Port Forwarding (NAT-PMP): readnatpmpresponseorretry succeeded (0)
2014-08-28 11:05:13 +0000 natpmp.c:139 [Info] Port Forwarding (NAT-PMP): Found public address "75.118.46.144"
2014-08-28 11:05:13 +0000 natpmp.c:70 [Info] Port Forwarding (NAT-PMP): sendnewportmappingrequest succeeded (12)
2014-08-28 11:05:14 +0000 natpmp.c:70 [Info] Port Forwarding (NAT-PMP): readnatpmpresponseorretry succeeded (0)
2014-08-28 11:05:14 +0000 natpmp.c:219 [Info] Port Forwarding (NAT-PMP): Port 64646 forwarded successfully
2014-08-28 11:05:14 +0000 port-forwarding.c:92 [Info] Port Forwarding: State changed from "Starting" to "Forwarded"