How To Fix PH104 - System could not determine conversion routine for the structure &1

SAP Error Message - Details

• Message type: E = Error

• Message class: PH - PA: Archiving & Reorganization

• Message number: 104

• Message text: System could not determine conversion routine for the structure &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message PH104 - System could not determine conversion routine for the structure &1 ?

  The SAP error message PH104, which states "System could not determine conversion routine for the structure &1," typically occurs when there is an issue with data conversion routines in the SAP system. This error is often related to the handling of data types or structures in the context of data transfer or processing.
  Causes:
  
  Missing Conversion Routine: The conversion routine for the specified structure is not defined in the system. This can happen if the structure is custom or if the necessary conversion routines have not been implemented.
  Incorrect Data Type: The data type of the fields in the structure may not match the expected types, leading to issues in conversion.
  Configuration Issues: There may be configuration issues in the relevant modules or components that handle the data processing.
  Transport Issues: If the structure was recently transported from another system, the conversion routines may not have been included or activated properly.
  
  Solutions:
  
  Check Conversion Routines: Verify if the conversion routine for the specified structure exists. You can do this by checking the relevant data dictionary (SE11) for the structure and looking for associated conversion routines.
  Define Missing Routines: If the conversion routine is missing, you may need to create it. This can be done using transaction SE37 (Function Builder) to define a new function module that handles the conversion.
  Review Data Types: Ensure that the data types of the fields in the structure are correctly defined and compatible with the expected input/output types.
  Check Configuration: Review the configuration settings in the relevant modules to ensure that everything is set up correctly. This may involve checking settings in transaction SPRO or other relevant configuration transactions.
  Transport Check: If the issue arose after a transport, ensure that all necessary objects, including conversion routines, were included in the transport request and that they have been properly imported into the target system.
  
  Related Information:
  
  Transaction Codes: 
  
  SE11: Data Dictionary
  SE37: Function Builder
  SPRO: Customizing Implementation Guide
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for PH104 in the SAP Support Portal.
  Debugging: If the issue persists, consider debugging the program or function module that is generating the error to identify the exact point of failure.
  
  By following these steps, you should be able to diagnose and resolve the PH104 error in your SAP system.