SAP Message PR031 - Replenishment lead time is greater than 999 days, please check DOCUMENTATION DiagnosisThe replenishment lead time calculated by the system exceeds 999 days.The replenishment lead time is calculated as follows:for in-house production; production time plus goods receipt processingtime,for external procurement; the sum of the planned delivery time plusprocessing time for purchasing plus the goods receipt processing time.ProcedureCheck the times which are recorded in the material's master record andcorrect them.