hi nice pepole 
can someone help set a fail over for this ?  . tried the folowing with no luck :

my bat  : sgminer.exe --gpu-platform=2 --config failover.conf  -w 64 -g 2 -X 256 --no-submit-stale
my conf :
 {
 "pools": [
   {
     "name": "Raven minepool",
     "nfactor": "10",
     "algorithm": "x16r",
     "quota": "1;stratum+tcp://minepool.com:3636",
     "user": "RFBMCANQkBpd6KRiTFizuf59TCZNUv8GbC.VegaFrontier",
     "pass":
   },
   {
     "name": "Raven Yiimp",
     "nfactor": "10",
     "algorithm": "x16r",
     "quota": "1;stratum+tcp://yiimp.eu:3666",
     "user": "RFBMCANQkBpd6KRiTFizuf59TCZNUv8GbC.VegaFrontier",
     "pass":
   },
   {
     "name": "Mining Panda",
     "nfactor": "10",
     "algorithm": "x16r",
     "quota": "1;stratum+tcp://miningpanda.site:3666",
     "user": "RFBMCANQkBpd6KRiTFizuf59TCZNUv8GbC.VegaFrontier",
     "pass":
   }
 ],
 "api-port": "4028",
 "failover-only": true
}