How To Fix QP459 - Inspection characteristic has no link to a class characteristic

SAP Error Message - Details

• Message type: E = Error

• Message class: QP - Message IDs for function module group QPAA

• Message number: 459

• Message text: Inspection characteristic has no link to a class characteristic

What causes this issue?

You want to display the class characteristic for an inspection
characteristic. The chosen inspection characteristic is, however, not
connected to a class characteristic.

System Response

As a result, you cannot display the class characteristic.

How to fix this error?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

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 QP459 - Inspection characteristic has no link to a class characteristic ?

  The SAP error message QP459 indicates that an inspection characteristic in the Quality Management (QM) module does not have a link to a class characteristic. This typically occurs when you are trying to create or modify an inspection plan or inspection characteristic that is expected to be linked to a classification system but is not properly configured.
  Cause:
  
  Missing Class Characteristic: The inspection characteristic you are trying to use is not linked to a class characteristic in the classification system.
  Incorrect Configuration: The configuration of the inspection characteristic may not have been set up correctly in the system.
  Data Inconsistency: There may be inconsistencies in the data or settings related to the inspection plan or the material master.
  
  Solution:
  To resolve the QP459 error, you can follow these steps:
  
  
  Check Inspection Characteristic Configuration:
  
  Go to the transaction code QCC1 (Create Class Characteristic) or QCC2 (Change Class Characteristic) to verify if the inspection characteristic is linked to a class characteristic.
  Ensure that the inspection characteristic is properly defined and linked to the appropriate class.
  
  
  
  Link Inspection Characteristic to Class Characteristic:
  
  If the inspection characteristic is not linked, you will need to create a link. This can be done by going to the inspection characteristic configuration and assigning it to the relevant class characteristic.
  
  
  
  Review Inspection Plan:
  
  Check the inspection plan associated with the inspection characteristic. Ensure that all characteristics are correctly defined and linked to the appropriate classes.
  
  
  
  Check Material Master:
  
  Ensure that the material master data is correctly set up and that the relevant classification data is maintained.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for additional guidance on configuring inspection characteristics and class characteristics.
  
  
  
  Testing:
  
  After making the necessary changes, test the inspection plan or characteristic again to ensure that the error is resolved.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  QP01: Create Inspection Plan
  QP02: Change Inspection Plan
  QP03: Display Inspection Plan
  QCC1, QCC2: Class Characteristics Management
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  SAP Community: Engage with the SAP Community forums for insights and solutions from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the QP459 error and ensure that your inspection characteristics are properly linked to class characteristics in SAP.