Security Group names differ between DescribeInstancesResponse and RunInstancesResponse API calls

Assuming the username "kiall" and security group "app" the XML responses differ between DescribeInstances and RunInstances. Attached are the full XML responses.

Describe Instances Response shows:

     <groupSet>
          <item>
               <groupId>app</groupId>
          </item>
     </groupSet>

Run Instances Response shows:

     <groupSet>
          <item>
               <groupId>kiall-app</groupId>
          </item>
     </groupSet>

ProblemType: Bug
DistroRelease: Ubuntu 10.10
Package: eucalyptus-cloud 2.0+bzr1241-0ubuntu4
ProcVersionSignature: Ubuntu 2.6.35-22.35-server 2.6.35.4
Uname: Linux 2.6.35-22-server x86_64
.etc.eucalyptus.eucalyptus.cc.conf: CC_NAME="lmst01"
Architecture: amd64
Date: Wed Nov 17 22:07:13 2010
InstallationMedia: Ubuntu-Server 10.10 "Maverick Meerkat" - Release amd64 (20101007)
ProcEnviron:
 LANG=en_IE.UTF-8
 SHELL=/bin/bash
SourcePackage: eucalyptus