I am running it on 2 different rigs and they will stop hashing and in console will tell me my pool info is invalid after hashing there for an hour or 2. Hopefully he can get this issue addressed soon.
============ OVERCLOCKING =================
AMD Overdrive(TM) enabled
============ Starting Miner ===============
[2016-12-12 15:36:11.423] [info] Optiminer/Zcash 1.0.1 (C) Optiminer 2016
[2016-12-12 15:36:11.424] [info] Connecting to us1-zcash.flypool.org:3333.
Adapter 0 - AMD Radeon (TM) R9 390 Series
New Core Peak : 1070
New Memory Peak : 1500
Setting powertune level to 0% on adapter 0
[2016-12-12 15:36:31.445] [error] No such host: us1-zcash.flypool.org(Host not found (authoritative))
[2016-12-12 15:36:55.869] [info] Autodetected '--intensity 5' for device 0.
[2016-12-12 15:36:56.262] [info] [GPU0] Using device Hawaii.
[2016-12-12 15:37:12.857] [info] GPU0 Waiting for work from pool.
Hashes then stops for unknown reasons on both R1043 and RX1043 same problem
Keep on mining!