How To Fix /SAPAPO/AHT406 - Access of interface &1 with inconsistent data. &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/AHT -

• Message number: 406

• Message text: Access of interface &1 with inconsistent data. &2

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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/AHT406 - Access of interface &1 with inconsistent data. &2 ?

  The SAP error message /SAPAPO/AHT406 Access of interface &1 with inconsistent data. &2 typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue with the data being accessed through a specific interface. This error indicates that the data being retrieved or processed is inconsistent, which can lead to problems in planning and execution processes.
  Causes:
  
  Data Inconsistency: The most common cause is that the data in the system is not consistent. This could be due to incomplete data updates, errors during data transfer, or issues with master data.
  Configuration Issues: Incorrect configuration settings in the APO system or in the interfaces can lead to data inconsistencies.
  Master Data Issues: Problems with master data (like material master, location master, etc.) can also trigger this error.
  Transactional Data Issues: Inconsistencies in transactional data, such as sales orders or stock levels, can also lead to this error.
  Custom Code: If there are custom developments or enhancements in the system, they might not be handling data correctly, leading to inconsistencies.
  
  Solutions:
  
  Data Consistency Check: Perform a consistency check on the relevant data. Use transaction codes like /SAPAPO/TSO (Transaction Data Consistency Check) or /SAPAPO/MC62 (Master Data Consistency Check) to identify and resolve inconsistencies.
  Review Configuration: Check the configuration settings in the APO system to ensure they are set up correctly. This includes checking the settings for the specific interface mentioned in the error message.
  Master Data Review: Review the master data for any inconsistencies. Ensure that all necessary data is complete and correctly maintained.
  Transaction Data Review: Check the transactional data for any anomalies. Ensure that all transactions are correctly recorded and that there are no missing or incorrect entries.
  Debugging Custom Code: If there are custom developments, debug the code to identify any issues that may be causing the inconsistency.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on resolving data inconsistencies.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for APO for more detailed information on data consistency and error handling.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Support from SAP: If the issue persists and cannot be resolved internally, consider reaching out to SAP support for assistance.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.