2.1 LambdaCustomResource - Invalid Response object: 'FAILURE' is not a valid ResponseStatus

[arranpeterson]

When executing the 2.1:
firewall-new-vpc-v2.1.template

The cloudFormation stack fails at Logical ID: LambdaCustomResource
Response Status: Invalid Response object: 'FAILURE' is not a valid ResponseStatus

Region AP-SOUTHEAST-2
VpcAzs: ap-southeast-2a,ap-southeast-2b,ap-southeast-2c
VPCName: panwVPC
SubscriberAWSAccountNumber:
SSHLocation: 0.0.0.0/0
PanoramaAdminUser: jtwoadmin
PanFwAmiId: ami-0a31b0cc246e903e2
NumberOfAZs: 3
LambdaS3Bucket: panw-aws-autoscale-v20-ap-southeast-2
KeyPANWPanorama: **
KeyPANWFirewall: **
KeyName: **
ELBType:application
ELBName: public-exlb
Debug: No
BootstrapS3Bucket: xx

**** We have noticed that the S3 bucket reference to panw-aws-autoscale-v21-ap-southeast-2, doesn't exist so we have used panw-aws-autoscale-v20-ap-southeast-2 which we have validated with

https://s3-ap-southeast-2.amazonaws.com/panw-aws-autoscale-v20-ap-southeast-2

[aku26]

https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/cfn-lambda-function-code-cfnresponsemodule.html

Valid codes are : SUCCESS and FAILED

[joshimayuresh]

Create different S3 bucket with unique name and all the folder structure in it

[grohan2002]

@joshimayuresh I tried creating the s3 bucket with a unique name and folder structure. Still it fails with the same error.