How To Fix WU156 - Mass maintenance not possible without an amount or percentage

WU156 - Overview

• Message type: E = Error

• Message class: WU - Promotion management messages

• Message number: 156

• Message text: Mass maintenance not possible without an amount or percentage

What causes this issue?

You have not entered an amount or a percentage.

System Response

Mass maintenance is not possible.

How to fix this error?

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

Procedure for System Administrators

Enter either an amount or a percentage.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WU156 - Mass maintenance not possible without an amount or percentage ?

  The SAP error message WU156, which states "Mass maintenance not possible without an amount or percentage," typically occurs in the context of mass maintenance activities in SAP, particularly when dealing with financial data or pricing conditions. This error indicates that the system requires either an amount or a percentage to perform the mass maintenance operation, and neither has been provided.
  
  Cause:
  
  Missing Data: The most common cause of this error is that the user has not entered any values for the amount or percentage fields in the mass maintenance screen.
  Incorrect Configuration: There may be a configuration issue where the system expects certain fields to be filled out based on the type of mass maintenance being performed.
  Data Validation: The system may have validation rules that require specific fields to be populated before proceeding with the mass maintenance.
  
  
  Solution:
  
  Enter Required Values: Ensure that you fill in the required fields for amount or percentage before attempting