Data Privacy Settings In Power BI/Power Query, Part 3: The Formula.Firewall Error

In the first two parts of this series (see here and here) I showed how Power BI/Power Query/Excel Get & Transform’s data privacy settings can influence whether query folding takes place or even whether a query is able to run or not. In this post I’m going to talk about the situations where, whatever data privacy level you use, the query will not run at all and you get the infamous Formula.Firewall error.

Bron : Chris Webb’s BI Blog
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