Error deploying jboss.jacc:service=jacc for OSGi WebApps

17:09:25,762 ERROR [AbstractKernelController] Error installing to Real: name=vfszip:/home/tdiesler/svn/jboss-osgi/trunk/testsuite/example/target/test-libs/example-webapp.war/ state=PreReal mode=Manual requiredState=Real
org.jboss.deployers.spi.DeploymentException: Error deploying: jboss.jacc:service=jacc,id="vfszip:/home/tdiesler/svn/jboss-osgi/trunk/testsuite/example/target/test-libs/example-webapp.war/"
at org.jboss.deployers.spi.DeploymentException.rethrowAsDeploymentException(DeploymentException.java:49)
at org.jboss.system.deployers.ServiceDeployer.deploy(ServiceDeployer.java:118)
at org.jboss.system.deployers.ServiceDeployer.deploy(ServiceDeployer.java:46)
at org.jboss.deployers.spi.deployer.helpers.AbstractSimpleRealDeployer.internalDeploy(AbstractSimpleRealDeployer.java:62)
at org.jboss.deployers.spi.deployer.helpers.AbstractRealDeployer.deploy(AbstractRealDeployer.java:50)
at org.jboss.deployers.plugins.deployers.DeployerWrapper.deploy(DeployerWrapper.java:171)
at org.jboss.deployers.plugins.deployers.DeployersImpl.doDeploy(DeployersImpl.java:1440)
at org.jboss.deployers.plugins.deployers.DeployersImpl.doInstallParentFirst(DeployersImpl.java:1158)
at org.jboss.deployers.plugins.deployers.DeployersImpl.doInstallParentFirst(DeployersImpl.java:1179)
at org.jboss.deployers.plugins.deployers.DeployersImpl.install(DeployersImpl.java:1099)