rhevm package cannot be installed after subscribing to Red Hat Enterprise Enterprise Virtualization subscription

Issue

• After the system is successfully subscribed to Red Hat Enterprise Virtualization (RHEV) subscription, rhevm package cannot be installed.

# subscription-manager subscribe --pool=8a85f9833cf49557013dfd3476a1651a
Successfully attached a subscription for: Red Hat Enterprise Virtualization for Servers, Standard (1 Socket)

# yum-config-manager --enablerepo=rhel-6-server-rhevm-3.1-rpms

# yum install rhevm
Loaded plugins: product-id, refresh-packagekit, security, subscription-manager
This system is receiving updates from Red Hat Subscription Management.
rhel-6-server-cf-tools-1-rpms                                                                                                                                                                                         | 2.8 kB     00:00
rhel-6-server-rhev-agent-rpms                                                                                                                                                                                         | 3.1 kB     00:00
rhel-6-server-rhev-mgmt-agent-rpms                                                                                                                                                                                    | 3.1 kB     00:00
rhel-6-server-rhevh-rpms                                                                                                                                                                                              | 3.1 kB     00:00
rhel-6-server-rpms                                                                                                                                                                                                    | 3.7 kB     00:00
Setting up Install Process
No package rhevm available.
Error: Nothing to do