jbpm-designer-standalone.war: WELD-001409: Ambiguous dependencies for type AuthenticationService with qualifiers @Default

現象：

自炊しました jbpm-designer-standalone.war がデプロイに失敗します。

{"WFLYCTL0080: Failed services" => {"jboss.deployment.unit.\"jbpm-designer-standalone.war\".WeldStartService" => "org.jboss.msc.service.StartException in service jboss.deployment.unit.\"jbpm-designer-standalone.war\".WeldStartService: Failed to start service
    Caused by: org.jboss.weld.exceptions.DeploymentException: WELD-001409: Ambiguous dependencies for type AuthenticationService with qualifiers @Default
  at injection point [BackedAnnotatedField] @Inject org.uberfire.ext.security.server.BasicAuthSecurityFilter.authenticationService
  at org.uberfire.ext.security.server.BasicAuthSecurityFilter.authenticationService(BasicAuthSecurityFilter.java:0)
  Possible dependencies: 
  - Managed Bean [class org.uberfire.ext.security.server.ServletSecurityAuthenticationService] with qualifiers [@Any @Default],
  - Managed Bean [class org.jboss.errai.security.server.PicketLinkAuthenticationService] with qualifiers [@Any @Default]
"}}

問題点：

不明

対策：

不明