SAP Organizational Management (OM) is required for use of the OrgPublisher SAP interface. OrgPublisher 11 includes OM version 7.0.
SAP GUI 7.3 (7126.96.36.1994) patch level 0 or later is required for wizards and PPOME/PPOSE/PPMDT integration.
Because web services are used, the "Real-Time Extension" is only available as of mySAP ERP 2004; and with web integration/portal integration only as of ERP 6.0 because of web dynpro ABAP. Your Web Application Server must be configured to run BSP Services or Web Services.