How To Fix /SAPAPO/TDL_DAO012 - Error in function module &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/TDL_DAO -

• Message number: 012

• Message text: Error in function module &1

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/TDL_DAO012 - Error in function module &1 ?

  The SAP error message /SAPAPO/TDL_DAO012 Error in function module &1 typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue with a function module that is being called during a planning or data processing operation. This error can arise due to various reasons, including data inconsistencies, configuration issues, or problems with the function module itself.
  Possible Causes:
  
  Data Inconsistencies: There may be issues with the data being processed, such as missing or incorrect entries in the master data or transaction data.
  Configuration Issues: Incorrect settings in the APO configuration can lead to errors when the system attempts to execute certain functions.
  Function Module Errors: The function module itself may have bugs or may not be properly implemented.
  Authorization Issues: The user executing the function may not have the necessary authorizations to perform the action.
  System Performance: If the system is under heavy load, it may lead to timeouts or other performance-related issues.
  
  Solutions:
  
  Check the Function Module: Use transaction SE37 to check the function module mentioned in the error message. Look for any known issues or notes related to that function module.
  Review Data: Ensure that all relevant master and transaction data is complete and correct. Check for missing entries or inconsistencies.
  Configuration Review: Verify the configuration settings in APO to ensure they are set up correctly. This may involve checking settings in the planning area, key figures, and other relevant areas.
  Authorization Check: Ensure that the user has the necessary authorizations to execute the function. You can check this using transaction SU53 after the error occurs.
  SAP Notes: Search for SAP Notes related to the error message or the function module. SAP frequently releases notes that address known issues and provide solutions or workarounds.
  System Performance: Monitor system performance and check for any bottlenecks. If the system is under heavy load, consider optimizing performance or scheduling jobs during off-peak hours.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE37 (Function Builder), SE80 (Object Navigator), and ST22 (Dump Analysis) to investigate the issue further.
  SAP Support: If the issue persists, consider reaching out to SAP Support with detailed information about the error, including the function module name, the context in which the error occurred, and any relevant logs or dumps.
  Documentation: Review the SAP documentation for APO and the specific function module to understand its expected behavior and requirements.
  
  By following these steps, you should be able to diagnose and resolve the error message /SAPAPO/TDL_DAO012.