How To Fix /SAPAPO/SNP431 - Cal. from planning cal. &1 for production at loc. &2 is diff. frm res. &3

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/SNP -

• Message number: 431

• Message text: Cal. from planning cal. &1 for production at loc. &2 is diff. frm res. &3

Self-Explanatory Message

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• What is the cause and solution for SAP error message /SAPAPO/SNP431 - Cal. from planning cal. &1 for production at loc. &2 is diff. frm res. &3 ?

  The SAP error message /SAPAPO/SNP431 typically occurs in the context of Advanced Planning and Optimization (APO) when there is a discrepancy between the planning calendar and the resource calendar for a specific location and resource. This error indicates that the planning calendar used for production does not match the calendar defined for the resource.
  Cause:
  
  Mismatch in Calendars: The planning calendar for the production order is different from the resource calendar defined for the specific location and resource.
  Resource Availability: The resource may not be available for the entire duration of the planning calendar, leading to scheduling conflicts.
  Incorrect Configuration: There may be incorrect settings in the configuration of the planning area or resource settings.
  
  Solution:
  
  
  Check Calendars:
  
  Verify the planning calendar assigned to the production order and the resource calendar assigned to the resource at the specified location.
  Ensure that both calendars are aligned in terms of working days and hours.
  
  
  
  Adjust Resource Settings:
  
  If the resource calendar is not set up correctly, adjust the resource's availability in the resource master data.
  Ensure that the resource is available during the planned production times.
  
  
  
  Modify Planning Calendar:
  
  If necessary, modify the planning calendar to match the resource calendar or vice versa, depending on the business requirements.
  
  
  
  Re-schedule Production Orders:
  
  After making the necessary adjustments, re-schedule the production orders to ensure they align with the updated calendars.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or consult with your SAP Basis or APO consultant for specific configuration settings that may need to be adjusted.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SAPAPO/MC90 (for planning book) or /SAPAPO/RES01 (for resource overview) to check and modify the relevant settings.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  User Exits and BAdIs: If custom logic is implemented, ensure that user exits or BAdIs are not causing discrepancies in calendar assignments.
  
  By following these steps, you should be able to resolve the error and ensure that the planning and resource calendars are aligned for successful production scheduling.