How To Fix /SAPAPO/RRP_ATP159 - Compact scheduling was set to "none"

/SAPAPO/RRP_ATP159 - Overview

• Message type: E = Error

• Message class: /SAPAPO/RRP_ATP -

• Message number: 159

• Message text: Compact scheduling was set to "none"

Self-Explanatory Message

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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/RRP_ATP159 - Compact scheduling was set to "none" ?

  The SAP error message /SAPAPO/RRP_ATP159 indicates that compact scheduling has been set to "none" in the Advanced Planning and Optimization (APO) module. This error typically arises when there is an attempt to perform a scheduling operation that requires compact scheduling, but the system is configured not to use it.
  
  Cause:
  
  Configuration Settings: The compact scheduling option is not enabled in the APO system settings. This can happen if the system was not configured to use compact scheduling during the setup or if it was intentionally set to "none" for specific business reasons.
  Planning Version: The planning version being used may not support compact scheduling.
  Master Data Issues: There may be issues with the master data that prevent the system from using compact scheduling.
  
  
  Solution:
  
  
  Check Configuration:
  
  Navigate to the APO configuration settings and verify the compact scheduling settings. You can do this in the SAP GUI by going to the relevant configuration transaction (e.g., /SAPAPO/SDP for Supply