How To Fix /SAPAPO/RSP01112 - Maximum number of restrictions is negative (error number &1)

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RSP01 -

• Message number: 112

• Message text: Maximum number of restrictions is negative (error number &1)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/RSP01112 - Maximum number of restrictions is negative (error number &1) ?

  The SAP error message /SAPAPO/RSP01112 Maximum number of restrictions is negative (error number &1) typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue with the configuration or data related to the planning process. This error indicates that the system has encountered a situation where the maximum number of restrictions (constraints) defined for a planning run is set to a negative value, which is not valid.
  Cause:
  
  Configuration Error: The maximum number of restrictions may have been incorrectly configured in the planning area or in the settings for the specific planning run.
  Data Corruption: There may be corrupted data in the planning area or in the master data that is causing the system to interpret the maximum restrictions incorrectly.
  Custom Code: If there are any custom enhancements or user exits that manipulate the planning parameters, they might inadvertently set the maximum restrictions to a negative value.
  
  Solution:
  
  
  Check Configuration:
  
  Go to the configuration settings for the planning area and verify the maximum number of restrictions. Ensure that it is set to a valid positive integer.
  Navigate to the relevant transaction codes (like /SAPAPO/MC90 for planning area settings) and review the settings.
  
  
  
  Review Master Data:
  
  Check the master data related to the planning area to ensure that there are no inconsistencies or corrupt entries that could affect the planning run.
  
  
  
  Debugging:
  
  If you have access to debugging tools, you can trace the execution of the planning run to identify where the negative value is being set. This may involve looking at custom code or user exits.
  
  
  
  SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates that resolve known issues related to this error message.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation for APO to understand the expected configurations and constraints for your specific version and setup.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP Support for further assistance. Provide them with the error details and any relevant configuration settings.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/MC90 (for planning area settings) and /SAPAPO/RSORDER (for order-related settings).
  APO Planning Books: Review the planning books and their settings to ensure they align with your planning requirements.
  Performance Considerations: Be aware that setting a very high number of restrictions can impact performance, so it’s essential to find a balance that meets your planning needs without overloading the system.
  
  By following these steps, you should be able to identify and resolve the issue causing the error message /SAPAPO/RSP01112.