How To Fix /SAPAPO/CDPSOPT851 - Start of optimization horizon: &1 &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/CDPSOPT -

• Message number: 851

• Message text: Start of optimization horizon: &1 &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/CDPSOPT851 - Start of optimization horizon: &1 &2 ?

  The SAP error message /SAPAPO/CDPSOPT851 Start of optimization horizon: &1 &2 typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue related to the optimization horizon settings in the system. This message indicates that the optimization process cannot start because the defined optimization horizon is not valid or has not been set correctly.
  Cause:
  
  Invalid Optimization Horizon: The optimization horizon may not be defined correctly in the planning book or may be outside the permissible range.
  Configuration Issues: There may be configuration issues in the APO system that prevent the optimization from starting.
  Data Issues: Missing or incorrect data in the planning book or master data can lead to this error.
  Time Periods: The start date and end date for the optimization horizon may not align with the data available in the system.
  
  Solution:
  
  
  Check Optimization Horizon Settings:
  
  Go to the relevant planning book and check the settings for the optimization horizon.
  Ensure that the start and end dates are correctly defined and fall within the range of available data.
  
  
  
  Review Configuration:
  
  Check the configuration settings in the APO system to ensure that they are set up correctly for the optimization process.
  Verify that the planning area and planning book are correctly configured.
  
  
  
  Validate Master Data:
  
  Ensure that all necessary master data (e.g., materials, locations, resources) is available and correctly maintained in the system.
  Check for any missing or inconsistent data that could affect the optimization process.
  
  
  
  Run Consistency Checks:
  
  Use transaction codes like /SAPAPO/TSM to run consistency checks on the planning area and data.
  Resolve any inconsistencies that are identified.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific error message for additional troubleshooting steps or patches that may be required.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/OPTIMIZE for running optimization and /SAPAPO/TSM for consistency checks.
  SAP Notes: Search for SAP Notes related to this error message for any known issues or fixes.
  User Forums: Check SAP community forums or other user groups for discussions related to this error, as other users may have encountered and resolved similar issues.
  
  By following these steps, you should be able to identify and resolve the cause of the error message /SAPAPO/CDPSOPT851.