How To Fix /SAPAPO/TSM790 - The export data source is old. Regenerate the source (planning area: &)

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/TSM -

• Message number: 790

• Message text: The export data source is old. Regenerate the source (planning area: &)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/TSM790 - The export data source is old. Regenerate the source (planning area: &) ?

  The SAP error message /SAPAPO/TSM790 indicates that the export data source for a planning area in SAP Advanced Planning and Optimization (APO) is outdated. This typically occurs when the data structure or the underlying data model has changed, and the export data source needs to be regenerated to reflect these changes.
  Cause:
  
  Data Model Changes: Changes in the planning area, such as modifications to key figures, characteristics, or other data structures.
  Versioning Issues: The export data source may not have been updated after changes were made to the planning area.
  System Upgrades: After an upgrade or patch, the existing data sources may become incompatible or outdated.
  
  Solution:
  To resolve this error, you need to regenerate the export data source for the specified planning area. Here are the steps to do this:
  
  Access the Transaction: Go to transaction code /SAPAPO/TSM in the SAP GUI.
  Select the Planning Area: Enter the planning area that is mentioned in the error message.
  Regenerate the Data Source:
  
  Look for an option to regenerate the export data source. This may be labeled as "Regenerate Data Source" or similar.
  Follow the prompts to complete the regeneration process.
  
  
  Check for Errors: After regeneration, check for any errors or warnings that may arise during the process.
  Test the Export: Once the regeneration is complete, test the export functionality to ensure that the error has been resolved.
  
  Related Information:
  
  Documentation: Refer to SAP Help documentation for detailed steps on managing planning areas and data sources in SAP APO.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/TSM for managing data sources and /SAPAPO/MC90 for monitoring planning areas.
  Support Notes: Check SAP Notes for any known issues or patches related to this error message.
  System Logs: Review system logs for additional context or related errors that may provide further insight into the issue.
  
  If the problem persists after following these steps, consider reaching out to your SAP Basis or APO support team for further assistance.