Re: SAP PI 7.4 Error: F2F scenario. Error 'error: com.sap.aii.adapter.xi.routing.routingexception: interface determination did not yeild any actual interface'

I tried B which was to make the outbound sender interface stateless 3.0. I've refreshed the cache and it doesn't work.

But now I am getting 'no sender agreement found' in the communication channel logs...