YouTube Activate Not Working : Google Error 403 Rate_Limit_Exceeded YouTube

A dailyLimitExceeded error indicates that the courtesy API limit for your project has been reached. Following is the JSON representation of this error:

{
  "error": {
    "errors": [
      {
        "domain": "usageLimits",
        "reason": "dailyLimitExceeded",
        "message": "Daily Limit Exceeded"
      }
    ],
    "code": 403,
    "message": "Daily Limit Exceeded"
  }
}

To fix this error:

1. Visit the Google API Console
2. Select your project.
3. Click the Quotas tab
4. Request additional quota.

Resolve a 403 error: User rate limit exceeded

A userRateLimitExceeded error indicates that the per-user limit has been reached. Following is the JSON representation of this error:

{
 "error": {
  "errors": [
   {
    "domain": "usageLimits",
    "reason": "userRateLimitExceeded",
    "message": "User Rate Limit Exceeded"
   }
  ],
  "code": 403,
  "message": "User Rate Limit Exceeded"
 }
}

To fix this error, try to optimize your application code to make fewer requests or retry requests.

Resolve a 403 error: Rate limit exceeded

A rateLimitExceeded error indicates that the user has reached Gmail API’s maximum request rate. This limit varies depending on the type of requests. Following is the JSON representation of this error:

{
 "error": {
  "errors": [
   {
    "domain": "usageLimits",
    "message": "Rate Limit Exceeded",
    "reason": "rateLimitExceeded",
   }
  ],
  "code": 403,
  "message": "Rate Limit Exceeded"
 }
}

Resolve a 403 error: App with id {appId} cannot be used within the authenticated user’s domain

A domainPolicy error occurs when the policy for the user’s domain doesn’t allow access to Gmail by your app. Following is the JSON representation of this error:

{
  "error": {
    "errors": [
      {
        "domain": "global",
        "reason": "domainPolicy",
        "message": "The domain administrators have disabled Gmail apps."
      }
    ],
    "code": 403,
    "message": "The domain administrators have disabled Gmail apps."
  }
}

To fix this error:

1. Inform the user that the domain doesn’t allow your app to access Gmail.
2. Instruct the user to contact the domain Admin to request access for your app.