How To Fix /SAPAPO/RBA351 - You cannot define the number of substitutions in excl. rule strategies

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RBA -

• Message number: 351

• Message text: You cannot define the number of substitutions in excl. rule strategies

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/RBA351 - You cannot define the number of substitutions in excl. rule strategies ?

  The SAP error message /SAPAPO/RBA351 indicates that there is an issue with defining the number of substitutions in exclusion rule strategies within the SAP Advanced Planning and Optimization (APO) module. This error typically arises when the configuration for substitution strategies is not set up correctly or when there are inconsistencies in the data.
  Cause:
  
  Configuration Issues: The number of substitutions may not be defined correctly in the configuration settings for the exclusion rule strategies.
  Data Inconsistencies: There may be inconsistencies in the master data or the planning data that are causing the system to reject the configuration.
  Missing Parameters: Required parameters for defining substitution strategies may be missing or incorrectly set.
  Exceeding Limits: The defined number of substitutions may exceed the allowable limits set in the system.
  
  Solution:
  
  
  Check Configuration:
  
  Go to the configuration settings for the exclusion rule strategies in the SAP APO system.
  Ensure that the number of substitutions is defined correctly and adheres to the system's requirements.
  
  
  
  Review Master Data:
  
  Check the master data related to the products and strategies involved. Ensure that all necessary data is complete and consistent.
  Look for any missing or incorrect entries that could be causing the issue.
  
  
  
  Adjust Parameters:
  
  If there are specific parameters that need to be set for the substitution strategies, ensure they are correctly configured.
  Review the documentation for the specific version of SAP APO you are using to understand the required settings.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message. There may be patches or updates that resolve known issues.
  
  
  
  Testing:
  
  After making changes, test the configuration to ensure that the error no longer occurs. You may want to perform a simulation or run a planning run to verify.
  
  
  
  Seek Help from SAP Support:
  
  If the issue persists after checking the configuration and data, consider reaching out to SAP Support for further assistance. Provide them with details of the error and the steps you have already taken.
  
  
  
  Related Information:
  
  Documentation: Review the SAP APO documentation for detailed information on substitution strategies and exclusion rules.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  Training: Consider additional training or resources on SAP APO configuration to better understand how to manage substitution strategies effectively.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.