How To Fix /SAPAPO/PDRP635 - DRP Input: DS (mod.) schedule line number &1

/SAPAPO/PDRP635 - Overview

• Message type: E = Error

• Message class: /SAPAPO/PDRP -

• Message number: 635

• Message text: DRP Input: DS (mod.) schedule line number &1

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/PDRP635 - DRP Input: DS (mod.) schedule line number &1 ?

  The SAP error message /SAPAPO/PDRP635 typically occurs in the context of Demand Planning and Distribution Requirements Planning (DRP) within the SAP Advanced Planning and Optimization (APO) module. This error indicates that there is an issue with the input data related to the schedule line number in the DRP process.
  
  Cause:
  The error message /SAPAPO/PDRP635 can be triggered by several factors, including:
  
  Missing Schedule Line Data: The schedule line number referenced in the error may not exist in the system or may not be properly defined in the relevant master data.
  Incorrect Configuration: There may be configuration issues in the DRP settings or in the master data that prevent the system from processing the schedule line correctly.
  Data Inconsistencies: There could be inconsistencies in the data being used for planning, such as missing or incorrect entries in the planning books or data views.
  Versioning Issues: The version of the planning data being used may not be compatible