Hii
I have Radeon RX 570 GPU's and i have problem with PhoenixMiner 2.4 and 2.5d on Windows 10
I try with drivers : Adrenalin 17.12.2 and Adrenalin 18.1.1
On Windows 7 with Adrenalin 17.12.2 and Adrenalin 18.1.1, PhoenixMiner 2.4   and 2.5 works fine

Log from Windows10 Rig

17560:22:33:52.867: main Cmd line: -clKernel 1 -pool eu1.ethermine.org:4444 -pool2 us1.ethermine.org:4444 -wal 0xd8081f58c43bd84f9a7882f613a9d8947fb31d00.farm1 -gt 100
17560:22:33:52.867: main No CUDA driver found
17560:22:33:53.210: main Available GPUs for mining:
17560:22:33:53.210: main GPU1: Radeon RX 570 Series (pcie 1), OpenCL 1.2, 3 GB VRAM, 32 CUs
17560:22:33:53.210: main GPU2: Radeon RX 570 Series (pcie 2), OpenCL 1.2, 3 GB VRAM, 32 CUs
17560:22:33:53.210: main GPU3: Radeon RX 570 Series (pcie 4), OpenCL 1.2, 3 GB VRAM, 32 CUs
17560:22:33:53.210: main GPU4: Radeon RX 570 Series (pcie 5), OpenCL 1.2, 3 GB VRAM, 32 CUs
17560:22:33:53.210: main GPU5: Radeon RX 570 Series (pcie 6), OpenCL 1.2, 3 GB VRAM, 32 CUs
17560:22:33:53.223: main ADL library initialized
17560:22:33:53.512: main Listening for CDM remote manager at port 3333 in read-only mode
17560:22:33:53.513: main Eth: the pool list contains 4 pools
17560:22:33:53.513: main Eth: primary pool: eu1.ethermine.org:4444
17560:22:33:53.513: main Eth: Connecting to ethash pool eu1.ethermine.org:4444
17560:22:33:53.623: eths Eth: Connected to ethash pool eu1.ethermine.org:4444
17560:22:33:53.623: eths Eth: Starting GPU mining
17560:22:33:53.623: eths Matched GPU1 to ADL adapter index 6 (method 2)
17560:22:33:53.640: eths Created ADL monitor for adapter 6; overdrive version: 7
17560:22:33:53.640: eths Matched GPU2 to ADL adapter index 8 (method 2)
17560:22:33:53.656: eths Created ADL monitor for adapter 8; overdrive version: 7
17560:22:33:53.656: eths Matched GPU3 to ADL adapter index 4 (method 2)
17560:22:33:53.670: eths Created ADL monitor for adapter 4; overdrive version: 7
17560:22:33:53.670: eths Matched GPU4 to ADL adapter index 2 (method 2)
17560:22:33:53.684: eths Created ADL monitor for adapter 2; overdrive version: 7
17560:22:33:53.684: eths Matched GPU5 to ADL adapter index 0 (method 2)
17560:22:33:53.699: eths Created ADL monitor for adapter 0; overdrive version: 7
17560:22:33:53.699: eths Eth: Send: {"id":1,"jsonrpc":"2.0","method":"eth_submitLogin","worker":"eth1.0","params":["0xd8081f58c43bd84f9a7882f613a9d8947fb31d00.farm1"]}

17560:22:33:53.699: wdog Starting watchdog thread
17560:22:33:53.811: eths Eth: Received: {"id":1,"jsonrpc":"2.0","result":true}
17560:22:33:53.811: eths Eth: Send: {"id":5,"jsonrpc":"2.0","method":"eth_getWork","params":[]}

17560:22:33:53.920: eths Eth: Received: {"id":5,"jsonrpc":"2.0","result":["0xcf75a0945f0ba8942b1797e718e8053ef5951e4eb42b8c75c8290a259f706f59","0x3aa8f28cac16bdd858f2a726a06d1217f0f10e7334151dfc211e1003e022d38e","0x0112e0be826d694b2e62d01511f12a6061fbaec8bc02357593e70e52ba","0x4c3617"]}
17560:22:33:53.920: eths Eth: New job #cf75a094 from eu1.ethermine.org:4444; diff: 4000MH
17560:22:33:53.921: GPU1 GPU1: Starting up...
17560:22:33:53.922: GPU1 Eth: Generating light cache for epoch #166
17560:22:33:53.933: GPU2 GPU2: Starting up...
17560:22:33:53.949: GPU3 GPU3: Starting up...
17560:22:33:53.964: GPU4 GPU4: Starting up...
17560:22:33:53.981: GPU5 GPU5: Starting up...
17560:22:33:56.140: GPU1 GPU1: clCreateCommandQueue (-6)
17560:22:33:56.188: GPU2 GPU2: clCreateCommandQueue (-6)
17560:22:33:56.249: GPU3 GPU3: clCreateCommandQueue (-6)
17560:22:33:56.296: GPU4 GPU4: clCreateCommandQueue (-6)
17560:22:33:56.343: GPU5 GPU5: clCreateCommandQueue (-6)
17560:22:33:56.734: wdog GPU thread(s) not responding. Restarting.
....
Cycling...
.......
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I try with "-clKernel 1" and without it