Forum Discussion
New feature "Invite internal users to B2B collaboration" blocked due to onPremisesUserPrincipalName
The conversion of internal users to B2B users works also in the hybrid scenario according to the article. But in many organisations, the onPremisesUserPrincipalName is filled in Azure AD due to the s...
SebastianStauber I know it's quite a while since you've asked but:
You could create a custom rule in aad connect that is setting this value to Null.
It worked in my environment.
almacho77 Could you please let me know if you used the AuthoritativeNull entry in AAD Connect to flush the attribute in Azure AD. If not which rule / value did you use?
