Description of problem:
Getting "not all arguments converted during string formatting" from a "subscription-manager list --consumed"


Version-Release number of selected component (if applicable):
[root@dell-pe840-01 ~]# rpm -q subscription-manager
subscription-manager-0.98.2-1.el5
[root@dell-pe840-01 ~]# rpm -q python-rhsm
python-rhsm-0.98.2-1.el5


How reproducible:


Steps to Reproduce:
[root@dell-pe840-01 ~]# grep hostname /etc/rhsm/rhsm.conf 
# Server hostname:
hostname=subscription.rhn.stage.redhat.com
proxy_hostname=

[root@dell-pe840-01 ~]# subscription-manager register --username stage_test_49 --type RHUI
Password:
The system has been registered with id: 72d96408-1662-4c65-94ce-60ec77c979aa 
[root@dell-pe840-01 ~]# subscription-manager list --avail
+-------------------------------------------+
    Available Subscriptions
+-------------------------------------------+

ProductName:          	Red Hat Enterprise Linux for Cloud Providers, Partner
                        Enablement, Premium
ProductId:            	MCT2042                  
PoolId:               	8a99f981335b908601335ba9d7700484
Quantity:             	100                      
Multi-Entitlement:    	No                       
Expires:              	10/18/2012               
MachineType:          	physical                 

ProductName:          	Red Hat Enterprise MRG Grid Enablement for Cloud Access,
                        Premium
ProductId:            	MCT2641                  
PoolId:               	8a99f981335b908601335ba9d78b0493
Quantity:             	10                       
Multi-Entitlement:    	No                       
Expires:              	10/24/2012               
MachineType:          	physical                 

[root@dell-pe840-01 ~]# subscription-manager subscribe --pool 8a99f981335b908601335ba9d7700484
Successfully subscribed the system to Pool 8a99f981335b908601335ba9d7700484
[root@dell-pe840-01 ~]# subscription-manager list --consumed
+-------------------------------------------+
    Consumed Product Subscriptions
+-------------------------------------------+

not all arguments converted during string formatting


^^^ EXPECTED A LIST OF MY CONSUMED SUBSCRIPTIONS


Additional info:

[root@dell-pe840-01 ~]# tail /var/log/rhsm/rhsm.log
2011-11-10 10:31:57,081 [INFO]  @connection.py:350 - Using certificate authentication: key = /etc/pki/consumer/key.pem, cert = /etc/pki/consumer/cert.pem, ca = /etc/rhsm/ca/, insecure = False
2011-11-10 10:31:57,081 [INFO]  @connection.py:363 - Connection Built: host: subscription.rhn.stage.redhat.com, port: 443, handler: /subscription
2011-11-10 10:31:57,116 [ERROR]  @managercli.py:65 - exception caught in subscription-manager
2011-11-10 10:31:57,116 [ERROR]  @managercli.py:66 - not all arguments converted during string formatting
Traceback (most recent call last):
  File "/usr/sbin/subscription-manager", line 78, in ?
    sys.exit(abs(main() or 0))
  File "/usr/sbin/subscription-manager", line 69, in main
    return managercli.CLI().main()
  File "/usr/share/rhsm/subscription_manager/managercli.py", line 1391, in main
    cmd.main()
  File "/usr/share/rhsm/subscription_manager/managercli.py", line 233, in main
    self._do_command()
  File "/usr/share/rhsm/subscription_manager/managercli.py", line 1283, in _do_command
    print constants.consumed_subs_list % product
TypeError: not all arguments converted during string formatting