How To Fix SD_EXPRESSION056 - Function &1: Literal of parameter &2 has unallowed value &3

SD_EXPRESSION056 - Overview

• Message type: E = Error

• Message class: SD_EXPRESSION - Messages processing AST expressions

• Message number: 056

• Message text: Function &1: Literal of parameter &2 has unallowed value &3

Self-Explanatory Message

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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 SD_EXPRESSION056 - Function &1: Literal of parameter &2 has unallowed value &3 ?

  The SAP error message SD_EXPRESSION056 typically occurs in the context of Sales and Distribution (SD) when there is an issue with a function or expression in a pricing procedure or condition record. The error message indicates that a literal value for a parameter is not allowed, which can happen due to various reasons.
  
  Cause:
  
  Invalid Parameter Value: The value assigned to a parameter in a function is not within the allowed range or set of values. This could be due to incorrect configuration or data entry.
  
  Configuration Issues: The pricing procedure or condition type may not be correctly configured to accept the value being passed.
  Custom Code: If there is custom code or user-exits involved, they may be passing incorrect values to the function.
  Data Integrity Issues: There may be issues with the master data or transaction data that lead to invalid values being processed.
  
  
  Solution:
  
  Check Configuration: Review the configuration of the pricing procedure and the