Can't create periodic rotating file handler in CLI or console

/subsystem=logging/periodic-rotating-file-handler=periodicrotating/:add(name=periodicrotating,level=INFO,file={"path" => "myfoo.log", "relative-to" => "jboss.server.log.dir"})

[standalone@localhost:9999 /] /subsystem=logging/periodic-rotating-file-handler=periodicrotating/:add(name=periodicrotating,level=INFO,file={"path" => "myfoo.log", "relat
ive-to" => "jboss.server.log.dir"})
{
    "outcome" => "failed",
    "failure-description" => {"JBAS014671: Failed services" => {"jboss.logging.handler.periodicrotating" => "org.jboss.msc.service.StartException in service jboss.logging
.handler.periodicrotating: Failed to start service"}},
    "rolled-back" => true,
    "response-headers" => {"process-state" => "reload-required"}
}

15:04:29,303 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-3) MSC00001: Failed to start service jboss.logging.handler.periodicrotating: org.jboss.msc.service.S
tartException in service jboss.logging.handler.periodicrotating: Failed to start service
        at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1780) [jboss-msc-1.0.1.GA.jar:]
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) [:1.6.0_29]
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) [:1.6.0_29]
        at java.lang.Thread.run(Thread.java:662) [:1.6.0_29]
Caused by: java.lang.NullPointerException
        at java.text.SimpleDateFormat.<init>(SimpleDateFormat.java:493) [:1.6.0_29]
        at java.text.SimpleDateFormat.<init>(SimpleDateFormat.java:475) [:1.6.0_29]
        at org.jboss.logmanager.handlers.PeriodicRotatingFileHandler.setSuffix(PeriodicRotatingFileHandler.java:119) [jboss-logmanager-1.2.0.GA.jar:]
        at org.jboss.as.logging.handlers.file.PeriodicRotatingFileHandlerService.start(PeriodicRotatingFileHandlerService.java:74)
        at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1824) [jboss-msc-1.0.1.GA.jar:]
        at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1759) [jboss-msc-1.0.1.GA.jar:]
        ... 3 more