How To Fix KW450 - Error during reading of routing and bill of materials for material &.

SAP Error Message - Details

• Message type: E = Error

• Message class: KW - CO-ABC Activity-Based Costing

• Message number: 450

• Message text: Error during reading of routing and bill of materials for material &.

What causes this issue?

Errors occurred during reading of bill of material and routing for
material &V1&.

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?

Check your material and consult your system administrator in case of
problems.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KW450 - Error during reading of routing and bill of materials for material &. ?

  The SAP error message KW450 indicates that there was an issue when trying to read the routing and bill of materials (BOM) for a specific material. This error can occur for various reasons, and understanding the cause is essential for troubleshooting and resolving the issue.
  Possible Causes:
  
  Material Not Defined: The material specified in the error message may not be defined in the system or may not exist in the relevant plant.
  Missing BOM or Routing: The BOM or routing for the specified material may not be created or may be missing for the plant in question.
  Incorrect Plant Assignment: The material may not be assigned to the correct plant where the BOM or routing is expected to be found.
  Authorization Issues: The user may not have the necessary authorizations to access the BOM or routing data for the specified material.
  Data Inconsistencies: There may be inconsistencies or errors in the master data related to the material, BOM, or routing.
  Configuration Issues: There may be configuration issues in the system that prevent the proper reading of BOM or routing data.
  
  Solutions:
  
  Check Material Existence: Verify that the material exists in the system by using transaction codes like MM03 (Display Material) to check its details.
  Verify BOM and Routing: Use transaction codes CS03 (Display BOM) and CA03 (Display Routing) to check if the BOM and routing exist for the material in the specified plant.
  Check Plant Assignment: Ensure that the material is assigned to the correct plant and that the BOM and routing are also defined for that plant.
  Authorization Check: Ensure that the user has the necessary authorizations to access the BOM and routing data. This may involve checking user roles and permissions.
  Data Consistency Check: Run consistency checks on the material master, BOM, and routing data to identify and correct any inconsistencies.
  Consult with SAP Support: If the issue persists, consider reaching out to SAP support for further assistance, especially if it appears to be a system or configuration issue.
  
  Related Information:
  
  Transaction Codes:
  
  MM03: Display Material
  CS03: Display BOM
  CA03: Display Routing
  
  
  SAP Notes: Check for any relevant SAP Notes that may address known issues related to this error message.
  Documentation: Review SAP documentation for BOM and routing management to ensure that all necessary steps have been followed in the configuration and creation of these objects.
  
  By following these steps, you should be able to identify the cause of the KW450 error and implement the appropriate solution.