SYNC_E_ID_FORMAT_MISMATCH when the ID format schema of any of the specified knowledge objects does not match the ID format schema specified when this object was initialized.
SYNC_E_INVALID_OPERATION when this object has not been initialized, or when change application was started but not ended on another set of changes.
This method is typically called one time for each batch of changes that is received by the IKnowledgeSyncProvider::ProcessChangeBatch method of the destination provider.
This method must be called before knowledge can be set or calculated, or changes applied or reported.