Dataflow Refresh failing

Hi, LenanrdSchmale 

Please refer to the following links in the hopes of helping you.
Solved: Dataflow multiple refresh error - Microsoft Fabric Community

Dataflows Limitations, restrictions and supported connectors and features - Power BI | Microsoft Learn

Dataflows best practices - Power BI | Microsoft Learn

Best Regards,

Community Support Team _Charlotte

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Thank you

The reason for the failings  were some problems in our DWH so no Problems with the Dataflows itself.