Hi @KeweiZ , did you ever find a resolution to your issue? I'm having the same problem now. I have a datastream I'm calling in a loop within a flow, and as soon as one of the iterations of the loop returns 0 data (which I'd consider a valid thing to ...

Hey, I just wanted to say thanks for this whole series. This stuff is kinda complicated, and you sharing your knowledge helps!

This is awesome - bookmarked for later, I'm definitely going to try this soon.

This was just the answer I'm looking for, thank you!

I know this is old, but I'm just hitting this same problem too.  I haven't yet found a solution.  A non-optimal solution might be to setup AzureAD provisioning without the reference attributes mapped, then have a second data source pull the data out ...