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Formula.Firewall: privacy levels cannot be used together
Error code: privacy-firewall
Power BI dataset refresh error — what it means and how to fix it.
What this means
The Data Privacy Firewall is blocking combining sources with incompatible privacy levels (Formula.Firewall).
How to fix it
- Set compatible, non-Private privacy levels on the sources.
- Reapply the privacy settings in Power BI Desktop.
- Restructure the query with a staging query if needed.
Related permissions errors
Catch this automatically
RefreshRadar monitors every Power BI dataset refresh and alerts you the moment one fails — with the likely cause and the fix — so you never hear about a broken refresh from your stakeholders first.
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