Can't create dataflows by attaching external CDM folders

Hi tenaciousdata ,

Please refer to this Topic and see if it solve your problem.

https://community.powerbi.com/t5/Service/Cannot-attach-an-external-CDM-folder-to-a-new-dataflow/m-p/627109.

Best Regards,

Jay

Community Support Team _ Jay Wang

If this post helps, then please consider Accept it as the solution to help the other members find it more quickly.