Windows 10 Anniversary, r280x, mining from dwarfpool, 12.Mh/s
I tried esm: 0 as recommended - no joy! The actual error is:
ETH: Authorization failed
: {"id":2,"jsonrpc":"2.0","result":false}
Stratum - reading socket failed 10038, disconnect
ETH: Job timeout, disconnect, retry in 20 sec...