Do configure the queue selection in your system. Options are 'tree' (which is default) and 'list'.
Tree:
QueueA
Queue1
Queue2
Queue3
QueueB
Queue1
Queue-a
Queue-b
Queue-c
Queue-d
Queue2
Queue-a
Queue-b
QueueC
Queue1
Queue2 |
List:
QueueA QueueA::Queue1 QueueA::Queue2 QueueA::Queue3 QueueB QueueB::Queue1 QueueB::Queue2 |