How To Fix MA179 - Product group/material & - no conversion possible from & to &

SAP Error Message - Details

• Message type: E = Error

• Message class: MA - Sales and Operations Planning

• Message number: 179

• Message text: Product group/material & - no conversion possible from & to &

What causes this issue?

No conversion factor has been defined in the material master record for
converting from the base unit of the information structure to the base
unit of measure of the material/product group.

System Response

No conversion between the two units is possible. This means, for
example, that you will not be able to transfer data from SOP to Demand
Management.

How to fix this error?

Call up the material master.
In the material master record of the material/product group, define the
base unit of the information structure as an alternative unit and
maintain a conversion factor.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MA179 - Product group/material & - no conversion possible from & to & ?

  The SAP error message MA179 indicates that there is an issue with the conversion of a product group or material in the system. This error typically arises when there is an attempt to convert a material or product group from one type to another, but the system cannot find a valid conversion path. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Missing Conversion Data: The system may not have the necessary conversion data defined for the specific material or product group.
  Incorrect Configuration: The configuration settings for the material or product group may not be set up correctly, leading to incompatibility.
  Data Inconsistency: There may be inconsistencies in the master data for the materials or product groups involved.
  Invalid Material Type: The material type being used may not support the conversion to the desired type.
  
  Solution:
  
  Check Material Master Data: Verify the material master data for both the source and target materials. Ensure that all necessary fields are filled out correctly and that the materials are set up properly.
  Review Product Group Settings: Check the settings for the product groups involved. Ensure that the conversion paths are defined and that the product groups are compatible.
  Define Conversion Rules: If necessary, define the conversion rules in the system. This may involve creating or updating the relevant configuration in the SAP system.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the error message MA179 and the context in which it occurs.
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as this may resolve known issues related to material conversions.
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for assistance. They can provide more detailed insights based on your specific system configuration.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM01 (Create Material), MM02 (Change Material), and MM03 (Display Material) to manage material master data.
  Material Types: Understand the different material types in SAP and their characteristics, as this can affect conversion capabilities.
  SAP Notes: Search for SAP Notes related to error MA179 in the SAP Support Portal for any known issues or fixes.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, providing additional insights or solutions.
  
  By following these steps, you should be able to diagnose and resolve the MA179 error in your SAP system.