Here are the relevant facts: In 1996, Hershey's set out to upgrade its patchwork of legacy IT systems into an integrated ERP environment. It
chose SAP's R/3 ERP software, Manugistic's supply chain management (SCM) software and Seibel's customer relationship management
(CRM) software. Despite a recommended implementation time of 48 months, Hershey's demanded a 30-month turnaround so that it could roll out the systems before Y2K. Based on these scheduling demands, cutover was planned for July of 1999. This go-live scheduling coincided with Hershey's busiest periods - the time during which it would receive