Are you both using the liveCD environment? If so, then this is possibly a duplicate of bug #103933.
** Changed in: openjdk-6 (Ubuntu)
Status: New => Incomplete
--
package openjdk-6-jre-headless 6b09-0ubuntu2 failed to install/upgrade:
https://bugs.launchpad.net/bugs/222339
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
--
ubuntu-bugs mailing list
ubuntu-bugs@lists.ubuntu.com
https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
