Amazon EC2 Instance Launch Fails
"EC2 Instance Launch Failure. Waiting for a New EC2 Instance to Launch..."
This event occurs when an Amazon EC2 instance launch fails. If this event occurs, try one or both of the following:
Check the service health dashboard to ensure that the Elastic Compute Cloud (Amazon EC2) service is green.
Make sure that you are not over the Amazon EC2 instance limit for your account (the default is 10 instances). To request an increase to the Amazon EC2 instances, complete the form available at https://console.aws.amazon.com/support/home#/case/create?issueType=service-limit-increase&limitType=service-code-ec2-instances.