How To Fix QP664 - Master insp. characteristic & & & cannot be referenced (inconsistent)

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 664

• Message text: Master insp. characteristic & & & cannot be referenced (inconsistent)

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message QP664 - Master insp. characteristic & & & cannot be referenced (inconsistent) ?

  The SAP error message QP664 indicates that there is an issue with a master inspection characteristic in the Quality Management (QM) module. Specifically, it means that the system cannot reference the specified master inspection characteristic due to inconsistencies. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Inconsistent Data: The master inspection characteristic may have been deleted or is not properly defined in the system.
  Missing Configuration: The characteristic might not be assigned to the appropriate inspection plan or material.
  Incorrect Usage: The characteristic may be referenced in a way that is not allowed, such as in a different context than it was defined for.
  Transport Issues: If the characteristic was transported from another system, there may have been issues during the transport process that led to inconsistencies.
  
  Solution:
  
  
  Check Master Inspection Characteristic:
  
  Go to the transaction code QS21 to check the master inspection characteristic.
  Ensure that the characteristic exists and is correctly defined.
  
  
  
  Review Inspection Plan:
  
  Use transaction code QP01 to review the inspection plan where the characteristic is being referenced.
  Ensure that the characteristic is correctly assigned to the inspection plan.
  
  
  
  Check Material Master:
  
  Verify that the material master is correctly set up and that the inspection characteristics are linked to the material.
  Use transaction code MM03 to view the material master data.
  
  
  
  Recreate or Adjust Characteristic:
  
  If the characteristic is missing or incorrectly defined, you may need to recreate it or adjust its settings.
  Ensure that all necessary fields are filled out correctly.
  
  
  
  Transport Issues:
  
  If the characteristic was transported, check the transport logs for any errors.
  You may need to re-transport the characteristic or manually adjust it in the target system.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific error message for additional guidance.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  QS21: Create/Change Master Inspection Characteristic
  QP01: Create/Change Inspection Plan
  MM03: Display Material Master
  
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for the error message number (QP664) in the SAP Support Portal.
  
  
  Quality Management Configuration: Ensure that your QM module is properly configured, including the settings for inspection characteristics and plans.
  
  
  By following these steps, you should be able to identify and resolve the issue causing the QP664 error message in SAP. If the problem persists, consider reaching out to your SAP support team for further assistance.