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Reference
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Platform Error Codes

This section focuses on errors that can happen at the level of the platform when you interact with Vercel.

The deployment was blocked by the platform infrastructure layer due to a problem with the application.


Code: DEPLOYMENT_BLOCKED
  • If you have recently downgraded to the Hobby plan, you will need to redeploy your projects to make them available once again.
  • Contact Support to see why your deployment was blocked and how to resolve it.

Your deployment is temporarily paused because you've exceeded the limits of the Hobby plan. For a detailed understanding of these limits, see our fair use policy.


402: Payment required
Code: DEPLOYMENT_DISABLED
  • The website you're trying to access is temporarily unavailable. Please contact the website owner or check back later

To restore your site:

  • The fastest solution is to upgrade to the Pro plan. This plan offers more generous usage limits and pay-as-you-go options

Understanding why your site was paused:

Deciding not to upgrade:

  • If you choose not to upgrade, your deployment will stay paused indefinitely. While your code and data remain accessible, your site won't be live for visitors

The deployment was not found in the platform infrastructure layer.


404: Not found
Code: NOT_FOUND

For website visitors:

  • Make sure the link you accessed is correct
  • The website you are trying to view has had an issue with its most recent change. Please try acessing the site again soon. If the issue persists, contact the owners of the website you are trying to access

For website developers:

  • The path you are accessing was not found in the Build Outputs of your Deployment. If you want to view your Build Outputs directly, you can turn on the Directory Listing

The deployment was not found in the platform infrastructure layer.


404: Not found
Code: DEPLOYMENT_NOT_FOUND

For website visitors:

  • Make sure the link you accessed is correct
  • If you are a visitor to this site, the website you are trying to access cannot be found. Please contact the website owner or try again later

For website developers:

  • If you were expecting a deployment to be assigned to a domain that you are accessing, please ensure that the domain is assigned to a project and there is a production deployment
  • If you are the website owner, the link is correct, and you were not expecting this error; please contact Support

The deployment has not made it through the deployment pipeline and the request was redirected to the deployment status page.


303: See Other
Code: DEPLOYMENT_NOT_READY_REDIRECTING
  • Please wait for a few seconds and refresh.
  • If the error does not resolve when refreshing, please Contact Support along with the ID on the error page from your deployment.

The deployment was paused by the website owner.


503: Internal Error
Code: DEPLOYMENT_PAUSED
  • For website owners, learn how to resume service for your site
  • For website visitors, please try again later

An error occurred in the platform infrastructure layer.


500: Internal Error
Code: INTERNAL_DEPLOYMENT_FETCH_FAILED

An error occurred in the platform infrastructure layer.


500: Internal Error
Code: INTERNAL_FUNCTION_INVOCATION_FAILED

The requested Serverless Function was not found by the platform infrastructure layer.


500: Internal Error
Code: FUNCTION_NOT_FOUND
  • Make sure the link you accessed is correct.
  • If you believe the link is correct and you were not expecting this error; Contact Support along with the ID on the error page from your deployment.

An error occurred in the platform infrastructure layer.


500: Internal Error
Code: INTERNAL_FUNCTION_NOT_READY
  • Contact Support along with the ID on the error page from your deployment if the issue persists.

An error occurred because requests were being made too quickly and were subsequently rate limited by our upstream provider.


429: Too Many Requests
Code: FUNCTION_RATE_LIMIT
  • Please review the Support Article found here.
  • If the advice found within the article does not solve this issue, Contact Support.

An error occurred in the platform infrastructure layer.


500: Internal Error
Code: INTERNAL_HOSTNAME_RESOLVE_FAILED

An error occurred in the platform infrastructure layer.


500: Internal Error
Code: INTERNAL_INVALID_FUNCTION_ACCOUNTS

An error occurred in the platform infrastructure layer.


500: Internal Error
Code: INTERNAL_INVALID_FUNCTION_REGION

An error occurred in the platform infrastructure layer.


500: Internal Error
Code: INTERNAL_MISSING_RESPONSE_FROM_CACHE

An error occurred in the platform infrastructure layer.


500: Internal Error
Code: INTERNAL_RESOLVE_HOST_FAILED

An error occurred in the platform infrastructure layer.


500: Internal Error
Code: INTERNAL_REWRITE_RESOLVE_HOST_FAILED

An error occurred in the platform infrastructure layer.


502: Bad Gateway
Code: INTERNAL_STATIC_REQUEST_FAILED

An error occurred in the platform infrastructure layer.


503: Service Unavailable
Code: INTERNAL_UNARCHIVE_FAILED

An unexpected error occurred in the platform infrastructure layer.


500: Internal Error
Code: INTERNAL_UNEXPECTED_ERROR
  • Please Contact Support along with the ID on the error page from your deployment.
Last updated on December 2, 2023