How To Fix /SAPAPO/ATP169 - Preselection of suitable substitutions activates immed. rule evaluation

/SAPAPO/ATP169 - Overview

• Message type: E = Error

• Message class: /SAPAPO/ATP -

• Message number: 169

• Message text: Preselection of suitable substitutions activates immed. rule evaluation

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/ATP169 - Preselection of suitable substitutions activates immed. rule evaluation ?

  The SAP error message /SAPAPO/ATP169 typically occurs in the context of Advanced Planning and Optimization (APO) when dealing with Available-to-Promise (ATP) checks and substitution logic. This error indicates that the preselection of suitable substitutions has triggered an immediate evaluation of rules, which may not be configured correctly or may lead to unexpected results.
  
  Cause:
  
  Substitution Configuration: The error often arises when the substitution logic is not properly configured in the system. This could be due to missing or incorrect settings in the substitution rules.
  Immediate Rule Evaluation: The system is trying to evaluate substitution rules immediately, but it may not find suitable candidates or the rules may not be defined correctly.
  Master Data Issues: There may be issues with the master data related to the materials involved in the ATP check, such as missing or incorrect substitution relationships.
  ATP Configuration: The ATP configuration settings may not be aligned with the business requirements, leading to conflicts