From Bugzilla Helper:
User-Agent: Mozilla/4.0 (compatible; MSIE 5.5; Windows NT 4.0)


rhn_register will not complete sucessfully when machine has 4 Gig of 
memory.  Hardware description fields on page 3 of GUI show ERROR for every 
field (even the RH Version number).  

Reproducible: Always
Steps to Reproduce:
1. run rhn_register on computer with 4Gig memory
2. Be sure 'include information about hardware 
and network' button is checked
3. continue normally, filling all fields required

	

Actual Results:  Error box displayed: Error sending hardware information

Expected Results:  Registration complete

by asuring that the 'include information about hardware 
and network' box is UNCHECKED, you can complete registration.