SAP Co-CEOs Bill McDermott and Jim Hagemann Snabe

SAP Co-CEOs Bill McDermott and Jim Hagemann Snabe

Hannelore Foerster/Bloomberg

SAP AG Co-Chief Executive Officers Bill McDermott, left, and Jim Hagemann Snabe are now trying to prove that new businesses such as Internet-based software can become dependable earnings generators to complement the traditional on-premise business.