[Yandex Cloud documentation](../../../index.md) > [Yandex DataLens](../../index.md) > Troubleshooting > ClickHouse® could not parse the data in the specified source

# [Yandex DataLens] ClickHouse® could not parse the data in the specified source

`ERR.DS_API.DB.CH.INCORRECT_DATA`

This error occurs when ClickHouse® cannot parse the source data.

To fix the error, verify that the actual values, their formats, and their types match the table schema. Correct the invalid data or schema.


If the source appears valid, contact the ClickHouse® administrator or Yandex Cloud [support](https://center.yandex.cloud/support). In your message, describe when the error occurs.