Unable to execute BlockAllNetworkTraffic (non-ssh) case from chaos monkey

[VinnieGogniti]

Seeing the following error when tried executing a non-ssh case - BlockAllNetworkTraffic, by chaos monkey.
It appears that it can't detect the VPC, in which the target instances are running and being thrown a No default VPC for this user error.

INFO BasicChaosInstanceSelector - [BasicChaosInstanceSelector.java:65] Randomly selecting 2 from 50 instances, excluding null
INFO AWSClient - [AWSClient.java:460] Getting EC2 instances for 1 ids in region us-west-2.
INFO AWSClient - [AWSClient.java:475] Got 1 EC2 instances in region us-west-2.
INFO AWSClient - [AWSClient.java:460] Getting EC2 instances for 1 ids in region us-west-2.
INFO AWSClient - [AWSClient.java:475] Got 1 EC2 instances in region us-west-2.
INFO AWSClient - [AWSClient.java:460] Getting EC2 instances for 1 ids in region us-west-2.
INFO AWSClient - [AWSClient.java:475] Got 1 EC2 instances in region us-west-2.
INFO AWSClient - [AWSClient.java:804] Getting EC2 security groups for 2 names in region us-west-2.
ERROR BasicChaosMonkey - [BasicChaosMonkey.java:201] failed to terminate instance i-0296xxxx
com.amazonaws.services.ec2.model.AmazonEC2Exception: No default VPC for this user (Service: AmazonEC2; Status Code: 400; Error Code: VPCIdNotSpecified;