ssh key authentication fails on a new AWX Instance

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Hello AWX Team,

I’m unable to run a simple ping command on a new instance of AWX

Setup is on AWS

AWX 15.0.1

Ansible 2.9.14

Docker version 19.03.13, build 4484c46d9d

Steps followed:

1> Install AWX using the Docker-Compose option
2> login using default credentials
3> click on credentials
4> create a new machine credential
5> Paste the ssh PRIVATE key
save it
6> Click on Inventory
7> click on Demo Inventory
8> add a new host
9> click on the host then press run command
10> use the ping module
11> choose the credential that was created earlier
12 > Fails with the error: