While performing a preupgrade from 7.9 to 8.6 the following errors appear. I however cannot find references about the error.
2024-01-16 19:45:24.529890 [ERROR] Actor: missing_gpg_keys_inhibitor
Message: Could not check for valid GPG keys
Summary:
Details: No UsedTargetRepositories facts

Following errors occurred and the upgrade cannot continue:
1. Actor: missing_gpg_keys_inhibitor
Message: Could not check for valid GPG keys

Upgrade has been inhibited due to the following problems:
1. There are no enabled target repositories

I am performing the preupgrade with the following previous commands.

subscription-manager repos --enable rhel-7-server-rpms

subscription-manager repos --enable rhel-7-server-extras-rpms

subscription-manager repos --enable rhel-sap-for-rhel-7-server-rpms

leapp preupgrade --channel e4s --target 8.6

System is properly internet enabled, no proxy, subscription is enabled and registered.

Comments welcomed.