Thanks for the great article...This article help me more points need to be check while create dashboards and drilldown in PBI.

All the Major Learning points in one shot....Great...

Thanks a lot @Yuri Marx 

I think this error showing reason is you are not installed the odbc driver of Cache DB.

Please try to download it and install it, after that please try.

Download Locations

https://github.com/intersystems-community/iris-driver-distribution/tree/main/ODBC

Caché ODBC drivers are located here: ftp://ftp.intersystems.com/pub/cache/odbc/

InterSystems IRIS ODBC drivers -- here: ftp://ftp.intersystems.com/pub/iris/odbc/