How To Fix CO890 - Characteristic value assignment for material & cannot be changed

SAP Error Message - Details

• Message type: E = Error

• Message class: CO - PPC order processing messages

• Message number: 890

• Message text: Characteristic value assignment for material & cannot be changed

What causes this issue?

The characteristic value assignment of directly produced component &V1&
cannot be changed.

System Response

The change to the characteristics does not result in a fresh BOM
explosion.

How to fix this error?

Delete the components and add them again. You will then be able to
change the configuration.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CO890 - Characteristic value assignment for material & cannot be changed ?

  The SAP error message CO890 indicates that there is an issue with changing the characteristic value assignment for a material in the context of a classification system. This error typically arises when you attempt to modify the characteristic values of a material that is already assigned to a classification or when certain conditions are not met.
  Cause:
  
  Material Status: The material may be in a status that does not allow changes (e.g., it is locked for changes).
  Classification System: The material is classified in a way that restricts changes to its characteristic values.
  Dependencies: There may be dependencies or links to other objects (like BOMs or routings) that prevent changes.
  Authorization Issues: The user may not have the necessary authorizations to make changes to the material's characteristics.
  Material Type Restrictions: Certain material types may have restrictions on changing characteristic values.
  
  Solution:
  
  Check Material Status: Ensure that the material is not locked or in a status that prevents changes. You can check this in the material master data.
  Review Classification: Verify the classification of the material and see if it is possible to change the characteristic values. You may need to remove the material from its classification before making changes.
  Check Dependencies: Look for any dependencies that might be preventing the change. If the material is part of a BOM or routing, you may need to adjust those first.
  Authorization Check: Ensure that the user has the necessary authorizations to change the material's characteristics. This may involve checking roles and permissions in the SAP system.
  Material Type Settings: Review the settings for the material type in the configuration to see if there are any restrictions on changing characteristic values.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like MM02 (Change Material) to attempt to change the material or CL02 (Change Class) to modify the classification.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  Documentation: Refer to SAP documentation on material management and classification for more detailed guidance on handling characteristic values.
  
  If the issue persists after checking these areas, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in material management and classification.