Action 'Send_an_email_(V2)' failed You are not authorized to send mail on behalf of the specified sending account.

[zerou]

Hello,

I'm having a strange error with a flow and don't know what it wants. I've even gone through exchange and set send as and send on behalf of permissions, but it's still giving me this error. The flow is simply supposed to send an email to 4 users when a new case has been created, but the users never receive the emails. Here is the flow:

[zerou · Accepted solution]

It seems to have fixed itself, probably had to wait for the changes in Exchange to take root.

[v-liwei-msft]

Hi @zerou 

Glad to see you solved the problem. 

You could mark your answer/solution as a 'Solution' to allow more people with the same problem to solve their own problem as quickly as possible. 

Thank you so much! 

Best Regards,

Levi