One or more attributes for a user were incorrect in Active Directory domain:%1 The user with these attributes has DN:%2 These ...

One or more attributes for a user were incorrect in Active Directory domain:%1
The user with these attributes has DN:%2
These incorrect attributes cannot be updated in the database.
Exactly one of Cluster Policy attribute or msRTCSIP-PrimaryUserAddress attribute may be specified. msRTCSIP-DeploymentLocator attribute must be specified if Cluster Policy is specified.

Resolution:
Fix invalid attributes in Active Directory and wait for UR to sync the object in next replication cycle.