Created attachment 788400 [details] screenshot Steps to Reproduce: 1. try to overwrite current user 2. see screenshot attached
http://git.app.eng.bos.redhat.com/?p=jbossas-installer.git;a=commit;h=e6c1ad61b1ae3d283b519046f1577f6ffc1aa79c Fixes the issue.
Verified in ER2 jboss-eap-6.1.0.soa.ci-installer.jar