os: ubuntu 10.04 lts desktop
eucalyptus: 1.6.2, euca2ools 2.1.1
xen 4.1.2

euca-register does not give any output.doesnt show any error.
i am attaching 2 posts which will give an idea.

http://pastebin.com/GEET8u35
http://pastebin.com/Ujz5ELXC
plz solve it asap..