YouTube Channel

YouTubeR error: YouTube server responce error.

{
  "error": {
    "code": 400,
    "message": "API key not valid. Please pass a valid API key.",
    "errors": [
      {
        "message": "API key not valid. Please pass a valid API key.",
        "domain": "global",
        "reason": "badRequest"
      }
    ],
    "status": "INVALID_ARGUMENT"
  }
}