accept_alert excpetion

gistfile1.txt

[ERROR - 2013-12-16T09:55:35.588Z] RouterReqHand - _handle - Thrown => {
  "message": "Request => {\"headers\":{\"Accept\":\"application/json;charset=UTF-8\",\"Content-Length\":\"0\",\"Content-Type\":\"application/json;charset=UTF-8\",\"Expect\":\"100-continue\",\"Host\":\"127.0.0.1:4444\"},\"httpVersion\":\"1.1\",\"method\":\"POST\",\"post\":\"\",\"url\":\"/accept_alert\",\"urlParsed\":{\"anchor\":\"\",\"query\":\"\",\"file\":\"accept_alert\",\"directory\":\"/\",\"path\":\"/accept_alert\",\"relative\":\"/accept_alert\",\"port\":\"\",\"host\":\"\",\"password\":\"\",\"user\":\"\",\"userInfo\":\"\",\"authority\":\"\",\"protocol\":\"\",\"source\":\"/accept_alert\",\"queryKey\":{},\"chunks\":[\"accept_alert\"]},\"urlOriginal\":\"/session/317fd5f0-6638-11e3-9cab-c560a1347f3d/accept_alert\"}",
  "name": "Invalid Command Method",
  "line": 183,
  "sourceId": 139853707986368,
  "sourceURL": ":/ghostdriver/request_handlers/session_request_handler.js",
  "stack": "Invalid Command Method: Request => {\"headers\":{\"Accept\":\"application/json;charset=UTF-8\",\"Content-Length\":\"0\",\"Content-Type\":\"application/json;charset=UTF-8\",\"Expect\":\"100-continue\",\"Host\":\"127.0.0.1:4444\"},\"httpVersion\":\"1.1\",\"method\":\"POST\",\"post\":\"\",\"url\":\"/accept_alert\",\"urlParsed\":{\"anchor\":\"\",\"query\":\"\",\"file\":\"accept_alert\",\"directory\":\"/\",\"path\":\"/accept_alert\",\"relative\":\"/accept_alert\",\"port\":\"\",\"host\":\"\",\"password\":\"\",\"user\":\"\",\"userInfo\":\"\",\"authority\":\"\",\"protocol\":\"\",\"source\":\"/accept_alert\",\"queryKey\":{},\"chunks\":[\"accept_alert\"]},\"urlOriginal\":\"/session/317fd5f0-6638-11e3-9cab-c560a1347f3d/accept_alert\"}\n    at :/ghostdriver/request_handlers/session_request_handler.js:183\n    at :/ghostdriver/request_handlers/request_handler.js:61\n    at :/ghostdriver/request_handlers/router_request_handler.js:78",
  "stackArray": [
    {
      "sourceURL": ":/ghostdriver/request_handlers/session_request_handler.js",
      "line": 183
    },
    {
      "sourceURL": ":/ghostdriver/request_handlers/request_handler.js",
      "line": 61
    },
    {
      "sourceURL": ":/ghostdriver/request_handlers/router_request_handler.js",
      "line": 78
    }
  ]
}