How To Fix WL152 - Expression & only allows single-line values

WL152 - Overview

• Message type: E = Error

• Message class: WL - Workflow: run-time messages

• Message number: 152

• Message text: Expression & only allows single-line values

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WL152 - Expression & only allows single-line values ?

  The SAP error message WL152, which states "Expression & only allows single-line values," typically occurs in the context of SAP Workflow or Business Workflow scenarios. This error indicates that the expression you are trying to use is expected to return a single-line value, but it is either returning multiple lines or is not formatted correctly.
  
  Cause:
  
  Multi-line Values: The expression you are using is returning a multi-line value instead of a single-line value. This can happen if you are trying to concatenate strings or retrieve data that spans multiple lines.
  Incorrect Data Type: The data type of the variable or expression being evaluated may not be compatible with the expected single-line format.
  Improper Syntax: There may be a syntax error in the expression that causes it to evaluate incorrectly.
  
  
  Solution:
  
  Check the Expression: Review the expression you are using to ensure that it is designed to return a single-line value. If it is pulling data from