Error "Operation timed out: Error Code: ACF37E18" Connecting to Google BigQuery with OAuth

Published: 23 Jan 2024
Last Modified Date: 29 Jan 2024


When using Tableau Desktop to connect to Google BigQuery via Oauth, after filling in the credentials on the web browser and approving the consent permission, the web browser reports that "Tableau created this window to authenticate. It is now safe to close it."

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After closing this web browser and go back to Tableau Desktop, a message shows that data is sending to the server and ends with an operation timeout error:
Operation timed out: Error Code: ACF37E18



  • Tableau Desktop 2023.3 and newer
  • Google BigQuery


Copy the URL into the web browser, and check the return.

The expected return should be as shown in the below screenshot.

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If the machine can't communicate with, the message will return "This site can't be reached".  Work with your Network team to allow access to the site.
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