Symptoms

Office 365 task fails with error:

Method add_user calling failed. Reason:The value in the parameter FederatedUser.SourceAnchor is null or empty

Cause

Software-related issue APSA-4408: "User creation and 2-way sync fails for the O365 users in federated domains" fixed in scope of Office365 4.11.

Resolution

Please, update corresponding Office365 instance to version 4.11 or higher.

Internal content

Link on internal Article