botocore.exceptions.ClientError: An error occurred (UnauthorizedOperation) when calling the DescribeInstances operation: You are not authorized to ...

botocore.exceptions.ClientError: An error occurred (UnauthorizedOperation) when calling the DescribeInstances operation: You are not authorized to perform this operation.

권한 추가 (ec2:DescribeInstances)

        {

            "Effect": "Allow",

            "Action": [

                "ec2:Start*",

                "ec2:Stop*",

                "ec2:DescribeInstances"

            ],

            "Resource": "*"

        }