Error ICS-10934: WSDL port type is null or size is zero.

Content

Hello,

I need to integrate OIC with a 3rd party and I am using the generic SOAP adapter.

When I add a connection in the orchestration, after selecting the port and method, when I click Done, I get the following error: Error ICS-10934: WSDL port type is null or size is zero (also in attachment). I happens for all ports and methods.

I've checked other similar posts like this or this but couldn't fine any inconsistency in the WSDL. Actually SOAP UI works fine. And in case it helps, the API is written using WCF (https://docs.microsoft.com/en-us/dotnet/framework/wcf/