AWS Error : None of these Availability Zones contains a healthy target. Requests are being routed to all targets. in AWS

Question

I have created a Application Load Balance in Aws. I have created 2 EC2 and make them a group. After that I add that group to the ALB with listener 80.

But when the syste

Answer 1

Just add new AZs by clicking on the Edit Subnet under the Load Balancer description.