Datasource Error DM_GWPipeline_Gateway_MashupDataAccessError

Hi  alverindojr ,

Can you please share more detail information about this? (e.g. refresh history).

Three methods to get refresh history of Power BI d... - Microsoft Power BI Community

It could be that the credentials or the gateway has expired, you can try updating the Gateway and create a one new Gateway Connection with the right login.

Install an on-premises data gateway | Microsoft Docs

This is the related document, you can view this content:

Solved: Gateway failing - Microsoft Power BI Community

Solved: Gateway Mashup Data Access Error - Microsoft Power BI Community

Solved: Evaluation errors Dataflow - Microsoft Power BI Community

Best Regards,

Liu Yang

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