How To Fix /SAPAPO/ATP423 - Connection of characteristics/key figures is incomplete

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/ATP -

• Message number: 423

• Message text: Connection of characteristics/key figures is incomplete

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/ATP423 - Connection of characteristics/key figures is incomplete ?

  The SAP error message /SAPAPO/ATP423 Connection of characteristics/key figures is incomplete typically occurs in the context of Advanced Planning and Optimization (APO) when there is an issue with the configuration of characteristics and key figures in the system. This error indicates that there is a missing or incomplete connection between the characteristics and the key figures that are required for the planning process.
  Causes:
  
  Incomplete Configuration: The characteristics or key figures required for the planning scenario are not fully defined or linked in the system.
  Missing Master Data: The necessary master data (like product master, location master, etc.) may not be set up correctly or is missing.
  Incorrect Planning Area Setup: The planning area may not be configured properly, leading to incomplete connections between the characteristics and key figures.
  Data Transfer Issues: There may be issues with data transfer from the ERP system to the APO system, leading to missing or incomplete data.
  
  Solutions:
  
  
  Check Configuration:
  
  Go to the configuration settings for the planning area in APO and ensure that all necessary characteristics and key figures are correctly defined and linked.
  Use transaction /SAPAPO/MC62 to check the planning area and its characteristics.
  
  
  
  Review Master Data:
  
  Ensure that all relevant master data is created and maintained correctly. Check the product master and other related master data for completeness.
  Use transaction /SAPAPO/MDP1 to check the product master data.
  
  
  
  Validate Planning Area:
  
  Ensure that the planning area is set up correctly with all required characteristics and key figures. You can use transaction /SAPAPO/MC62 to review the planning area configuration.
  
  
  
  Check Data Transfer:
  
  If the issue is related to data transfer, check the data transfer settings and ensure that data is being transferred correctly from the ERP system to the APO system.
  Use transaction SM37 to check for any errors in the background jobs related to data transfer.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific version of your SAP system for any known issues or additional configuration steps that may be required.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the process to identify where the connection is failing. This may require technical expertise.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific notes related to this error message. SAP frequently updates their knowledge base with solutions for common issues.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Training and Documentation: Ensure that your team is trained on the configuration and management of APO, as understanding the underlying principles can help prevent such issues.
  
  By following these steps, you should be able to identify and resolve the issue causing the /SAPAPO/ATP423 error message.