It seems that Ican't reproduceit on my side.
[peter@NHM02 ~]$ vi /etc/group
I think that you installed the product with "root" user, and use amplxe-clafter log-on other user. Are you sure that your useraccount in "vtune" group?
[peter@NHM02 ~]$ source /opt/intel/vtune_amplifier_xe_2011/amplxe-vars.sh
Copyright (C) 2009-2011 Intel Corporation. All rights reserved.
Intel VTune Amplifier XE 2011 (build 150226)
[peter@NHM02 ~]$ amplxe-cl -collect hotspots -r /tmp/results /bin/ls
Using result path `/tmp/results'
Executing actions 75 % Generating a report
Elapsed Time: 0.002
CPU Time: 0
Executing actions 100 % done