When I shutdown a standalone server I'm getting a NPE. The shutdown command is:
jboss-admin.bat --connect command=:shutdown

Console log:
...
18:24:55,990 INFO [org.jboss.as.logging] Restored bootstrap log handlers
18:24:55,990 INFO [org.jboss.as.jmx.JMXConnectorService] JMX remote connector stopped
18:24:56,075 INFO [org.jboss.osgi.framework.internal.HostBundleState] Bundle stopped: jboss-as-osgi-configadmin:7.1.0.Alpha1-SNAPSHOT
18:24:56,125 INFO [org.jboss.osgi.framework.internal.HostBundleState] Bundle stopped: org.apache.felix.log:1.0.0
18:24:56,230 INFO [org.apache.catalina.core.StandardContext] Container org.apache.catalina.core.ContainerBase.[jboss.web].[default-host].[/] has not been started
18:24:56,286 INFO [org.jboss.osgi.framework.internal.HostBundleState] Bundle stopped: org.apache.felix.configadmin:1.2.8
18:24:56,323 INFO [org.jboss.osgi.framework.internal.HostBundleState] Bundle stopped: jboss-osgi-logging:1.0.0
18:24:56,330 INFO [com.arjuna.ats.jbossatx] ARJUNA32018: Destroying TransactionManagerService
18:24:56,331 INFO [com.arjuna.ats.jbossatx] ARJUNA32014: Stopping transaction recovery manager
18:24:56,368 ERROR [stderr] Exception in thread "vfs-shutdown" java.lang.NullPointerException
18:24:56,368 ERROR [stderr] at org.jboss.vfs.TempFileProvider$DeleteTask.run(TempFileProvider.java:151)
18:24:56,368 ERROR [stderr] at org.jboss.vfs.TempFileProvider.close(TempFileProvider.java:132)
18:24:56,368 ERROR [stderr] at org.jboss.osgi.vfs30.VirtualFileAdaptor30$2.run(VirtualFileAdaptor30.java:94)