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description: This page describes the Source avatar not found DataLens On-premises error.
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# [DataLens On-premises] Source avatar not found

`ERR.DS_API.AVATAR.NOT_FOUND`

The specified table was not found in the dataset.

This error occurs when attempting to access a table that was previously deleted from a dataset.

To fix the error, delete the tables from the dataset workspace, drag them in again, and click **Update fields**.


If the error persists, contact Yandex Cloud [support](https://center.yandex.cloud/support). In your message, describe when the error occurs.