"Unknown package arch found" and Red Hat Network failing to update system's profile

Solution Verified - Updated -


  • Regularly scheduled, as well as manual attempts, to update a number of RHN Profiles from the client side fail with the following errors.
    Error Message:
        Unknown package arch found
    Error Class Code: 45
    Error Class Info:
         Invalid architecture.


  • Red Hat Enterprise Linux (RHEL) 5.7
  • Red Hat Network
  • zLinux - rpm arch s390x

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