How To Fix /SAPAPO/INBND026 - Calendar not maintained

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/INBND -

• Message number: 026

• Message text: Calendar not maintained

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/INBND026 - Calendar not maintained ?

  The SAP error message /SAPAPO/INBND026 Calendar not maintained typically occurs in the context of Advanced Planning and Optimization (APO) when the system is unable to find a valid calendar for a specific planning area or location. This can happen during various processes, such as demand planning, supply network planning, or when executing certain transactions.
  Cause:
  
  Missing Calendar: The primary cause of this error is that the calendar for the relevant planning area or location has not been defined or maintained in the system.
  Incorrect Configuration: The configuration settings for the planning area may not be correctly set up to reference an existing calendar.
  Data Inconsistency: There may be inconsistencies in the master data that prevent the system from recognizing the calendar.
  
  Solution:
  To resolve the /SAPAPO/INBND026 Calendar not maintained error, you can follow these steps:
  
  
  Check Calendar Configuration:
  
  Go to the transaction code /SAPAPO/CALENDAR to check if the calendar is defined for the relevant planning area or location.
  If the calendar is missing, you will need to create a new calendar or assign an existing one.
  
  
  
  Maintain Calendar:
  
  If a calendar exists but is not properly maintained, you can edit it to ensure that it has the correct working days, holidays, and other relevant settings.
  Ensure that the calendar is active and covers the required planning horizon.
  
  
  
  Assign Calendar to Planning Area:
  
  Navigate to the planning area configuration (transaction code /SAPAPO/MC8C).
  Ensure that the correct calendar is assigned to the planning area in question.
  
  
  
  Check Master Data:
  
  Verify that the master data (such as locations, products, etc.) is correctly set up and linked to the appropriate calendar.
  Use transaction codes like /SAPAPO/LOC for locations and /SAPAPO/PROD for products to check their settings.
  
  
  
  Transport Requests:
  
  If changes were made in a development environment, ensure that the changes are transported to the production environment correctly.
  
  
  
  Testing:
  
  After making the necessary changes, test the relevant transactions or processes to confirm that the error has been resolved.
  
  
  
  Related Information:
  
  Documentation: Refer to SAP Help documentation for detailed information on calendar maintenance in APO.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  Support: If the issue persists after following the above steps, consider reaching out to SAP support for further assistance.
  
  By following these steps, you should be able to resolve the /SAPAPO/INBND026 Calendar not maintained error and ensure that your planning processes function smoothly.