How To Fix MD_SUBSTN008 - Percentage is not allowed

MD_SUBSTN008 - Overview

• Message type: E = Error

• Message class: MD_SUBSTN - Messages for Master Data Substitution

• Message number: 008

• Message text: Percentage is not allowed

What causes this issue?

Application area does not support percentage. For more information,
refer to Product Assistance for Product Substitution.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MD_SUBSTN008 - Percentage is not allowed ?

  The SAP error message MD_SUBSTN008: Percentage is not allowed typically occurs in the context of Material Requirements Planning (MRP) or when dealing with substitution or alternative materials in SAP. This error indicates that a percentage value has been incorrectly entered in a field where it is not permitted.
  
  Cause:
  
  Incorrect Input: The most common cause is that a user has entered a percentage value in a field that only accepts whole numbers or specific values. This can happen in various scenarios, such as when defining substitution ratios or alternative materials.
  
  Configuration Issues: There may be configuration settings in the material master or MRP settings that do not allow for percentage values in certain fields.
  Data Entry Errors: Users may mistakenly enter a percentage sign (%) or a decimal value in a field that does not support it.
  
  
  Solution:
  
  Check Input Fields: Review the fields where the error is occurring. Ensure that you are entering whole numbers