How To Fix /SAPAPO/OPT_VSR_MSG320 - Runtime too short. Initial solution was not determined

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/OPT_VSR_MSG -

• Message number: 320

• Message text: Runtime too short. Initial solution was not determined

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OPT_VSR_MSG320 - Runtime too short. Initial solution was not determined ?

  The SAP error message /SAPAPO/OPT_VSR_MSG320 indicates that the runtime for the optimization process in SAP Advanced Planning and Optimization (APO) is too short, which prevents the system from determining an initial solution. This error typically occurs during the optimization run in the Supply Network Planning (SNP) or Production Planning and Detailed Scheduling (PP/DS) modules.
  Causes:
  
  Insufficient Runtime Configuration: The optimization process may require more time to find a feasible solution, but the runtime settings are too short.
  Complexity of the Problem: The planning problem may be too complex, involving too many variables or constraints, leading to longer computation times.
  Resource Limitations: The system may be facing resource constraints (CPU, memory) that limit the optimization process's ability to run effectively.
  Data Issues: There may be issues with the data being processed, such as missing or incorrect master data, which can complicate the optimization process.
  
  Solutions:
  
  
  Increase Runtime Settings:
  
  Adjust the runtime settings in the optimization profile. You can do this by navigating to the relevant optimization profile in the SAP APO system and increasing the maximum runtime allowed for the optimization process.
  Check the settings in transaction /SAPAPO/OPTIMIZE or the relevant transaction for your optimization run.
  
  
  
  Simplify the Model:
  
  If possible, simplify the planning model by reducing the number of constraints or variables. This can help the optimizer find a solution within the given time frame.
  
  
  
  Check System Resources:
  
  Monitor the system's performance and resource usage during the optimization run. If the system is under heavy load, consider running the optimization during off-peak hours or increasing system resources.
  
  
  
  Data Validation:
  
  Ensure that all relevant master data (e.g., product master, location master, resource master) is complete and accurate. Validate the data to ensure there are no inconsistencies that could affect the optimization process.
  
  
  
  Review Optimization Settings:
  
  Review the optimization settings and parameters to ensure they are configured correctly for your specific planning scenario.
  
  
  
  Consult SAP Notes:
  
  Check for any relevant SAP Notes or updates that may address this specific error or provide additional guidance on optimization settings.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/OPTIMIZE, /SAPAPO/OM, and /SAPAPO/MC for monitoring and managing optimization runs.
  SAP Documentation: Refer to the official SAP documentation for APO and optimization processes for detailed guidance on configuration and troubleshooting.
  SAP Community: Engage with the SAP Community forums for insights and solutions shared by other users who may have encountered similar issues.
  
  By following these steps, you should be able to address the error message and improve the performance of your optimization runs in SAP APO.