Adding Arquillian profiles to project fails

Steps:

• Install eclipse from: eclipse-standard-luna-M6-linux-gtk-x86_64.tar.gz
• Install Abridged JBoss Tools from: http://download.jboss.org/jbosstools/updates/staging/JBossTools-4.2.0.Beta1.core/
• Install Arquillian from Central
  • -Djboss.discovery.directory.url=http://download.jboss.org/jbosstools/discovery/development/4.2.0.Beta1/jbosstools-directory.xml
  • -Djboss.discovery.site.url=http://download.jboss.org/jbosstools/discovery/development/4.2.0.Beta1/
• Create a new Maven project
• Add JUnit library to project build path
• Add Arquillian Support to the project: Right-click->Add Arquillian Support
• Add an Arquillian test to the project: File->New->Other->Arquillian->Arquillian JUnit Test Case
• Run As->Arquillian JUnit Test Case
• Dialog is displayed - Arquillian tests are missing an implementation of DeploymentContainer on the project build path. Do you want to configure it?
• Select Add Arquallian Profiles
• Select JBOSS_AS_MANAGED_6.X
• User is returned to: Dialog is displayed - Arquillian tests are missinf an implementation of DeploymentContainer on the project build path. Do you want to configure it?
• Select Add Arquallian Profiles again
• Attempts to re-select JBOSS_AS_MANAGED_6.X fail - the checkbox is active - but selecting it does nothing