- Subscription manager returns the above error even if the correct credentials have been provided.
- The host is behind a http/https proxy server.
- The following curl command works but subscription manager not.
curl -v -k -u "<USERNAME>:<PASSWORD>" --proxy "<PROXY USERNAME>:<PROXY PASSWORD>@http://<PROXY HOSTNAME> :<PROXY PORT>" https://subscription.rhsm.redhat.com:443/subscription/users/<USERNAME>/owners
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
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