Unable to access a pod (service) running in the test namespace because the Ingress ALB is configured in the default namespace of another namespace in the ALB load balancer

Cloud AWS
#1

Unable to access a pod (service) running in the test namespace because the Ingress ALB is configured in the default namespace of another namespace in the ALB load balancer.

I’m not sure if this setup is correct or even possible. Could someone guide me on this?