Do not subscribe your Red Hat Satellite to any of the following child channels available on Red Hat Network Hosted:
Red Hat Enterprise Linux - Optional Packages
Red Hat Enterprise Linux - Supplementary Packages
Red Hat Developer Suite
Red Hat Application Server
Red Hat Extras
JBoss product channels
Subscribing to these channels and updating Red Hat Satellite might install incompatible versions of critical software components, causing Red Hat Satellite to fail. Make sure to subscribe Red Hat Satellite to only the Red Hat Network Tools channel.