Set your Shibboleth IdP issuer that is used as your OpenID Provider identifier. Use the IP address provided to you by course personnel
nano /opt/shibboleth-idp/conf/idp-oidc.properties
# Set the Open ID Connect Issuer value
idp.oidc.issuer = https://xx.xx.xx.xx
Verify the necessary keys. The necessary cryptographic keys are automatically created for you. In actual use you must create your own set of keys. Use https://IP_ADDRESS/idp/profile/oidc/keyset to view the used keys.
Verify the logging level for the OpenID extension. More detailed options available in the extension wiki.