Access Denied You don't have permission to access "http://www.ebay.com/res/ItemNotReceived/SendMessa

[nycechatchkas]

Trying to respond to a buyers issue and receive this message when trying to send the buyer a message.

https://www.ebay.com/res/ItemNotReceived/SendMessage?id=xxxxxxxxxxx

Access Denied

You don't have permission to access "http://www.ebay.com/res/ItemNotReceived/SendMessage?" on this server.

Reference #18.34b564xxxxxxxxxxxxxxxxxxxx

All help is appreciated.

TIA

[eburtonlab]

@nycechatchkas 

Does the item number still refer to a valid ended listing? If the listing is no longer appearing on eBay, that might explain an error message.

[nycechatchkas]

Yes, the item number is still active and valid.
ebay auction number 3317420475xxxx
Duration: Good 'till cancelled
Start time: Dec 28, 2015 03:33:10 PST