I am creating a service instance for WCF endpoint from k2 management.
service Type: Endpoints WCF
Authentication Mode: Impersonate
service metadata URL : https://bpmxxx01.abb.corp/ws/smsk2/sms.svc
service endpoint Url: https://bpmxxx01.abb.corp/ws/smsk2/sms.svc/mex
ERROR: Validation there was an error downloading
Need help and advice.