cache-container=foo/:add-alias fails if the list starts out undefined

Below, see JBAS014749: Operation handler failed: null

/subsystem=infinispan/cache-container=foo/:read-attribute(name=aliases)
{
"outcome" => "success",
"result" => undefined,
"response-headers" =>

{"process-state" => "reload-required"}
}

/subsystem=infinispan/cache-container=foo/:add-alias(name=foo2)
{
"outcome" => "failed",
"failure-description" => "JBAS014749: Operation handler failed: null",
"rolled-back" => true,
"response-headers" => {"process-state" => "reload-required"}

}

/subsystem=infinispan/cache-container=foo/:write-attribute(name=aliases,value=["foo2"])
{
"outcome" => "success",
"response-headers" =>

{ "operation-requires-reload" => true, "process-state" => "reload-required" }
}

/subsystem=infinispan/cache-container=foo/:add-alias(name=foo3)
{
"outcome" => "success",
"response-headers" => { "operation-requires-reload" => true, "process-state" => "reload-required" }

}

/subsystem=infinispan/cache-container=foo/:read-attribute(name=aliases)
{
"outcome" => "success",
"result" => [
"foo2",
"foo3"
],
"response-headers" =>

{"process-state" => "reload-required"}

}