---
metadata:
  - name: generator
    content: Diplodoc Platform v5.63.0
alternate:
  - en/troubleshooting/errors/ERR-DS_API-US-ACCESS_DENIED-CONNECTION
  - ru/troubleshooting/errors/ERR-DS_API-US-ACCESS_DENIED-CONNECTION
  - href: en/troubleshooting/errors/ERR-DS_API-US-ACCESS_DENIED-CONNECTION.md
    type: text/markdown
    title: Markdown version
csp:
  - script-src:
      - https://mc.yandex.ru
    img-src:
      - https://mc.yandex.ru
    connect-src:
      - https://mc.yandex.ru
      - wss://mc.yandex.ru
    child-src:
      - 'blob:'
      - https://mc.yandex.ru
    frame-src:
      - 'blob:'
      - https://mc.yandex.ru
    frame-ancestors:
      - 'blob:'
      - https://mc.yandex.ru
canonical: en/troubleshooting/errors/ERR-DS_API-US-ACCESS_DENIED-CONNECTION.html
title: DataLens On-premises error ERR.DS_API.US.ACCESS_DENIED.CONNECTION
description: >-
  This page describes the Access to the connection was denied DataLens
  On-premises error.
vcsPath: en/troubleshooting/errors/ERR-DS_API-US-ACCESS_DENIED-CONNECTION.md
---

# [DataLens On-premises] Access to the connection was denied

`ERR.DS_API.US.ACCESS_DENIED.CONNECTION`

The error indicates that the user does not have access to the requested connection.

To fix this error, request the `Read` access from your connection administrator. For more on access permissions, see [Managing access to DataLens On-premises](../../security/index.md).