Renamed some VSI and VSM and now the services don't work in DevTest Workstation

Products

• CA Application Test
• Service Virtualization
• CA Continuous Application Insight (PathFinder)

Issue/Introduction

In DevTest workstation, copied VSI and VSM to create backups. and now it no longer works. I get the error

" This editor has errors: Please specify the location of a service image to use. This must be the name of a file in your project. "

Cause

The Service image location  in  VS Image Response Selection Step was empty 

<Please see attached file for image>

Please 

Environment

All supported DevTest environments 

Resolution

VS Image selection step was empty. Point the Service Image location to the correct  VSI and save the VSM