all i did was change url, it worked fine before

{
"pools" : [
   {
   
      "url" : "stratum+tcp://rice.suprnova.cc:6599",
      "user" : "eastbayminer.user",
      "pass" : "x",
      "priority" : "0"
   }
]
,
"intensity" : "15",
"vector" : "1",
"worksize" : "256",
"kernel" : "x11mod",
"thread-concurrency" : "8192",
"gpu-engine" : "1033",
"gpu-memclock" : "1450",
"lookup-gap" : "2",
"gpu-threads" : "2"
}