Error :
Encountered error during federation passive request.

Exception details:
Microsoft.IdentityServer.RequestFailedException: MSIS7065: There are no registered protocol handlers on path /adfs/ls/idinitatedsignon.aspx to process the incoming request.
at Microsoft.IdentityServer.Web.PassiveProtocolListener.OnGetContext(WrappedHttpListenerContext context)


1) Check the SPN on the service account (In my case it is a GMSA)

GMSA screenshot

2) Check if your service account has rights on the certificate