Some early test result with version 1.3.2
My  2 x RX 574 test rig now hashing at 913+914 H/s.  And both GPUs temp/RPM are showing.
So far all is well.  Thank you, dev  
Config:

GPUs running at 1200/2000 MSI with Hynix mem.

"gpu_conf" :
[
   { "id" : 0, "intensity" : 56, "worksize" : 8, "threads" : 2},
   { "id" : 1, "intensity" : 56, "worksize" : 8, "threads" : 2}
]