Trying to use RHSM to register the system but received a warning that system is already registered with RHN Classic
Issue
- Trying to use RHSM to register the system but received a warning that system is already registered with RHN Classic
# subscription-manager register
WARNING This system has already been registered to Red Hat through RHN Classic. The tool used is trying to re-register by technology Manager Red Hat subscription. Red Hat recommends that users register once.
Environment
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
- RHSM
- subscription-manager
- RHN Classic
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