How To Fix /SAPAPO/RET_MESSAGES645 - Line &1 exists in charact. table, is missing in the header data table

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RET_MESSAGES -

• Message number: 645

• Message text: Line &1 exists in charact. table, is missing in the header data table

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/RET_MESSAGES645 - Line &1 exists in charact. table, is missing in the header data table ?

  The SAP error message /SAPAPO/RET_MESSAGES645 indicates that there is a discrepancy between the characteristic data and the header data in the context of SAP Advanced Planning and Optimization (APO). Specifically, it suggests that a line exists in the characteristic table but is missing in the header data table. This can occur in various scenarios, such as during the planning process, data uploads, or when working with master data.
  Cause:
  
  Data Inconsistency: The most common cause of this error is a mismatch or inconsistency between the characteristic data and the header data. This can happen if the data was manually altered, if there was an error during data upload, or if there are issues with the data model.
  Missing Data: The header data may not have been properly populated or may have been deleted, while the characteristic data still references it.
  Configuration Issues: There may be configuration issues in the APO system that lead to this inconsistency.
  
  Solution:
  
  Data Consistency Check: Perform a consistency check between the characteristic table and the header data table. You can use transaction codes like /SAPAPO/SDP94 or /SAPAPO/SDP95 to analyze and correct inconsistencies.
  Repopulate Header Data: If the header data is missing, you may need to repopulate it. This can involve re-uploading the data or manually entering the missing information.
  Check Master Data: Ensure that the master data is complete and consistent. This includes checking the relevant characteristics and ensuring that they are correctly assigned to the header data.
  Use Repair Tools: SAP provides various tools and reports to help repair inconsistencies. You can look for specific reports or programs that address this issue in your version of SAP APO.
  Consult Documentation: Review SAP notes and documentation related to this error message for any specific patches or updates that may address the issue.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or fixes related to this error message. You can search the SAP Support Portal for relevant notes.
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP APO that can help you analyze and correct data inconsistencies.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  System Logs: Review system logs for any additional error messages or warnings that may provide more context about the issue.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis or technical team for further investigation and resolution.