Failed to close the BPEL component on unbinding the JNDI.

01:13:40,341 ERROR [org.switchyard.component.bpel.deploy.BPELComponent] Failed to close BPEL engine: java.lang.IllegalArgumentException: JBAS011857: NamingStore is null
at org.jboss.as.naming.NamingContext.<init>(NamingContext.java:149) [jboss-as-naming-7.1.1.Final.jar:7.1.1.Final]
at org.jboss.as.naming.NamingContext.<init>(NamingContext.java:122) [jboss-as-naming-7.1.1.Final.jar:7.1.1.Final]
at org.jboss.as.naming.InitialContext.<init>(InitialContext.java:85) [jboss-as-naming-7.1.1.Final.jar:7.1.1.Final]
at org.jboss.as.naming.InitialContextFactory.getInitialContext(InitialContextFactory.java:44) [jboss-as-naming-7.1.1.Final.jar:7.1.1.Final]
at javax.naming.spi.NamingManager.getInitialContext(NamingManager.java:667) [classes.jar:1.6.0_35]
at javax.naming.InitialContext.getDefaultInitCtx(InitialContext.java:288) [classes.jar:1.6.0_35]
at javax.naming.InitialContext.getURLOrDefaultInitCtx(InitialContext.java:316) [classes.jar:1.6.0_35]
at javax.naming.InitialContext.unbind(InitialContext.java:416) [classes.jar:1.6.0_35]
at org.riftsaw.engine.jboss.JndiRegistry.unbindFromJndi(JndiRegistry.java:59)
at org.riftsaw.engine.internal.BPELEngineImpl.unregisterServicesFromJNDI(BPELEngineImpl.java:188)
at org.riftsaw.engine.internal.BPELEngineImpl.close(BPELEngineImpl.java:580)
at org.switchyard.component.bpel.deploy.BPELComponent.destroy(BPELComponent.java:122)
at org.switchyard.as7.extension.services.SwitchYardComponentService.stop(SwitchYardComponentService.java:152) [switchyard-deploy-jboss-as7-0.6.0-SNAPSHOT.jar:0.6.0-SNAPSHOT]
at org.jboss.msc.service.ServiceControllerImpl$StopTask.stopService(ServiceControllerImpl.java:1911) [jboss-msc-1.0.2.GA.jar:1.0.2.GA]
at org.jboss.msc.service.ServiceControllerImpl$StopTask.run(ServiceControllerImpl.java:1874) [jboss-msc-1.0.2.GA.jar:1.0.2.GA]
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) [classes.jar:1.6.0_35]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) [classes.jar:1.6.0_35]
at java.lang.Thread.run(Thread.java:680) [classes.jar:1.6.0_35]