How To Fix SD_AST_STACKCODE001 - An unsupported expression type was found in select list stackcode

SAP Error Message - Details

• Message type: E = Error

• Message class: SD_AST_STACKCODE - Message class for DDIC issues with DDL AST stackcode

• Message number: 001

• Message text: An unsupported expression type was found in select list stackcode

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SD_AST_STACKCODE001 - An unsupported expression type was found in select list stackcode ?

  The SAP error message SD_AST_STACKCODE001 indicates that there is an unsupported expression type found in the select list of a stack code. This error typically arises in the context of SAP's Advanced Business Application Programming (ABAP) or when dealing with specific data selection queries in the Sales and Distribution (SD) module.
  
  Cause:
  
  
  Unsupported Expression: The error is triggered when the system encounters an expression in a SELECT statement that it does not recognize or support. This could be due to:
  
  Using a data type that is not compatible with the expected types in the SELECT statement.
  Incorrectly formatted expressions or functions in the query.
  Using aggregate functions or calculations that are not allowed in the context of the query.
  
  
  
  Data Model Issues: There may be issues with the underlying data model or database schema that lead to unsupported expressions.
  
  
  Custom Code: If there are custom ABAP programs or enhancements that modify standard behavior, they might introduce unsupported