How To Fix /SAPAPO/CTM4520 - Assignment of supply limits to supply categories is not used

/SAPAPO/CTM4520 - Overview

• Message type: E = Error

• Message class: /SAPAPO/CTM4 -

• Message number: 520

• Message text: Assignment of supply limits to supply categories is not used

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/CTM4520 - Assignment of supply limits to supply categories is not used ?

  The SAP error message /SAPAPO/CTM4520 indicates that there is an issue with the assignment of supply limits to supply categories in the SAP Advanced Planning and Optimization (APO) system, specifically in the context of the Capable-to-Match (CTM) planning process. This error typically arises when the system is unable to find a valid assignment of supply limits to the specified supply categories during the planning run.
  
  Cause:
  
  Missing Configuration: The supply limits may not be properly configured in the system. This can happen if the supply categories have not been assigned any supply limits in the configuration settings.
  Incorrect Master Data: The master data for the products or supply categories may be incomplete or incorrectly set up, leading to the inability to assign supply limits.
  Planning Area Issues: The planning area may not be correctly defined or may not include the necessary supply categories and limits.
  CTM Settings: The CTM settings may not be properly configured