I have installed Geoevnt Extension for Server and I am trying to login to the Geoevent Manager but I keep getting this error.
First, the Geoevent manager give me this:

Then is throws the following error:

I have strduggled with this error for a while now and even email esri support, which I have not recieved any support. My local Esri providers have not been able to assist either.
My Setup Include
- Portal for ArcGIS on Web adaptor (Both http and https)
- ArcGIS Server not registered on Web adaptor (Both http and https)
SSL certificate (self signed).
My question is what I'm I not getting right and what is the work around.
Thans in advance.