How To Fix WO354 - Precisely one expression must be specified

SAP Error Message - Details

• Message type: E = Error

• Message class: WO - WF: Messages for Workflow Wizards

• Message number: 354

• Message text: Precisely one expression must be specified

What causes this issue?

You have specified more than one expression for the dynamic agent
assignment. You have to specify exactly one expression.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Specify exactly one workflow container expression.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WO354 - Precisely one expression must be specified ?

  The SAP error message WO354, which states "Precisely one expression must be specified," typically occurs in the context of SAP ABAP programming or when working with certain SAP transactions that require a specific input format. This error indicates that the system expects exactly one expression or value to be provided, but either none or more than one has been supplied.
  Cause:
  
  Incorrect Input: The user may have entered multiple values or no value at all in a field that requires a single expression.
  Programming Error: In ABAP code, if a function or method is called that expects a single parameter but receives none or multiple parameters, this error can occur.
  Configuration Issues: In some cases, the configuration of a transaction or report may not be set up correctly, leading to this error.
  
  Solution:
  
  Check Input Fields: Ensure that you are entering exactly one value in the required field. If the field is meant to accept a single expression, make sure to provide only one.
  Review ABAP Code: If you are a developer, check the ABAP code where the error is occurring. Look for function calls or method invocations that require a single parameter and ensure that only one is being passed.
  Debugging: If you have access to debugging tools, use them to trace the execution of the program or transaction to identify where the error is being triggered.
  Consult Documentation: Review the documentation for the specific transaction or function module to understand the expected input format and constraints.
  Seek Help: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting SAP community forums for assistance.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Transaction Codes: If this error occurs in a specific transaction, note the transaction code and search for related documentation or user guides.
  ABAP Development: Familiarize yourself with ABAP programming best practices, especially regarding parameter passing and function calls.
  
  By following these steps, you should be able to identify the cause of the WO354 error and implement a suitable solution.