Dataflow based reports stopped working last night

This is the feedback from MS so far:

"We understand that you are facing issue with using CDM dataflows generated by Dynamics 365 Finance.

After my thorough investigation, I found that there are many users facing the similar issue from past few days. However, the good part is that our dedicated internal team is actively working on resolving it, and I want to assure you that your concern is being given the highest priority. The current status of the issue is "processing," and we are diligently working towards a solution."