How To Fix MD_SUBSTN007 - Conversions are not allowed

MD_SUBSTN007 - Overview

• Message type: E = Error

• Message class: MD_SUBSTN - Messages for Master Data Substitution

• Message number: 007

• Message text: Conversions are not allowed

What causes this issue?

Application area does not support conversions. 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_SUBSTN007 - Conversions are not allowed ?

  The SAP error message MD_SUBSTN007: Conversions are not allowed typically occurs in the context of Material Requirements Planning (MRP) or when dealing with the substitution of materials in SAP. This error indicates that there is an issue with the conversion of materials, which is not permitted in the current context.
  Causes:
  
  Material Type Restrictions: The material you are trying to substitute may not be allowed for conversion due to its material type or status.
  Configuration Settings: The system configuration may not allow for certain types of conversions or substitutions based on business rules or settings in the material master.
  Missing Master Data: The necessary master data for the materials involved in the substitution may be incomplete or incorrectly configured.
  MRP Settings: The settings in the MRP area or planning parameters may not support the conversion of materials.
  Document Type Restrictions: Certain document types may have restrictions on material conversions.
  
  Solutions:
  
  Check Material Master Data: Ensure that the material