I had a issue with PhoenixMiner 5.1c
My Rig is:
CPU: G3930
RAM:; 16GB DDR4
HDD SSD240GB
GPU: 7x RX570 4GB
POOL: Coinotron

Issue: yesterday my rig making 175Mhash now today cannot start the miner, still 0mhash and says thread not responding.
Im use drivers AMD 27.20.12029.1000.

Regards!