Less confusing error msg for not from aws world people

[zafarella]

Description of changes:

• Less confusing error msg for not from aws world people

Checklist:

• Write Design Document (Do I need to write a design document?)
• Write unit tests
• Write/update functional tests
• Write/update integration tests
• make pr passes
• Write documentation

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[sriram-mv]

This looks good. Curious on what was the gap in communication from the previous statement?

[zafarella]

I'm not using the aws on daily basis and we employ abstraction on top of it, this why when was getting this error, i simply could not understand what it was talking about