How To Fix SD_DT006 - Expression type &1 unknown

SAP Error Message - Details

• Message type: E = Error

• Message class: SD_DT - DD: Messages for Tuning Objects

• Message number: 006

• Message text: Expression type &1 unknown

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SD_DT006 - Expression type &1 unknown ?

  The SAP error message SD_DT006, which states "Expression type &1 unknown," typically occurs in the context of SAP Sales and Distribution (SD) when there is an issue with the data type of an expression in a pricing procedure or condition record. This error can arise due to various reasons, such as incorrect configuration, missing data, or issues with custom code.
  Causes:
  
  Incorrect Data Type: The expression type being referenced in the pricing procedure or condition record is not recognized by the system. This could be due to a typo or an incorrect configuration.
  Missing or Incomplete Configuration: If the pricing procedure or condition types are not properly configured, it can lead to this error.
  Custom Code Issues: If there are custom enhancements or modifications in the pricing logic, they may not be handling certain data types correctly.
  Transport Issues: If the configuration was transported from one system to another (e.g., from development to production), there may be inconsistencies or missing elements.
  
  Solutions:
  
  Check Configuration: Review the pricing procedure and condition types in the SAP configuration (transaction code SPRO). Ensure that all expressions and data types are correctly defined and that there are no typos.
  Review Condition Records: Check the condition records associated with the pricing procedure to ensure they are correctly set up and that the data types match the expected values.
  Debugging: If the error is related to custom code, use the ABAP debugger to trace the execution and identify where the unknown expression type is being referenced.
  Transport Validation: If the issue arose after a transport, validate that all necessary objects were included in the transport request and that they were imported correctly.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide guidance on similar issues.
  
  Related Information:
  
  Transaction Codes: 
  
  SPRO (Customizing Implementation Guide)
  VK11/VK12 (Maintain Condition Records)
  V/08 (Maintain Pricing Procedures)
  
  
  Documentation: Review SAP documentation related to pricing procedures and condition types for further insights into correct configurations.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with an SAP expert or reach out to SAP support for further assistance.