Troubleshooting "The autoscaler responded with: Not Found Reason: No error message" error

Products

• VMware Tanzu Application Service

Issue/Introduction

Users see the following error message when running the autoscaler CLI. However, the error message does not offer any specific pointers. 

$ cf autoscaling-events APP_NAME                                                  
An error occurred while trying to get the events. The autoscaler responded with: Not Found Reason: No error message
FAILED

Resolution

To resolve the error, users need to validate: 

1. The autoscaling app is running 

# First to target the system ORG and autoscaling SPACE.
$ cf t -o system -s autoscaling

# Run the following commands to confirm the apps are up and running.
$ cf apps
Getting apps in org system / space autoscaling as admin...

name            requested state   processes           routes
autoscale       started           web:3/3             autoscale.<FQDN>
autoscale-api   started           web:1/1, task:0/0   autoscale.<FQDN>

2. The autoscaling service exists in the space

3. The service is being bound to the app

$ cf services
Getting service instances in org testO / space testS as admin...

name             offering         plan       bound apps    last operation     broker           upgrade available
<SERVICE-NAME>   app-autoscaler   standard   <APP-NAME>    create succeeded   app-autoscaler   no