How To Fix QT420 - Inspection lot is not relevant to inspection point development

SAP Error Message - Details

• Message type: E = Error

• Message class: QT - QM: Inspection during production (with inspection points)

• Message number: 420

• Message text: Inspection lot is not relevant to inspection point development

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 QT420 - Inspection lot is not relevant to inspection point development ?

  The SAP error message QT420, which states "Inspection lot is not relevant to inspection point development," typically occurs in the context of quality management processes within SAP. This error indicates that the inspection lot you are trying to work with is not associated with the inspection point you are attempting to use or develop.
  Causes:
  
  Inspection Lot Status: The inspection lot may not be in a status that allows for inspection point development. For example, it might be completed or canceled.
  Inspection Point Configuration: The inspection point may not be correctly configured or linked to the inspection lot. This can happen if the inspection point is not set up for the material or batch in question.
  Material Master Settings: The material master record may not have the necessary quality management settings enabled, which can lead to the inspection lot not being relevant for inspection point development.
  Batch Management: If batch management is involved, the batch may not be linked to the inspection point or may not have the necessary characteristics defined.
  Quality Inspection Plan: The quality inspection plan associated with the inspection lot may not include the inspection point you are trying to develop.
  
  Solutions:
  
  Check Inspection Lot Status: Verify the status of the inspection lot. Ensure it is in a status that allows for inspection point development (e.g., "In Process").
  Review Inspection Point Configuration: Check the configuration of the inspection point in the quality management module. Ensure it is correctly linked to the material and batch.
  Material Master Review: Go to the material master record and ensure that the quality management views are properly set up. Check if the material is flagged for quality inspection.
  Inspect Quality Inspection Plan: Review the quality inspection plan associated with the inspection lot. Ensure that it includes the relevant inspection points and characteristics.
  Batch Characteristics: If applicable, check the batch characteristics to ensure they are correctly defined and linked to the inspection point.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like QA32 (for displaying inspection lots) and QP01 (for creating or changing inspection plans) to investigate further.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  Documentation: Refer to SAP Help documentation for Quality Management to understand the configuration and processes related to inspection lots and inspection points.
  User Authorization: Ensure that you have the necessary authorizations to perform actions related to inspection lots and quality management.
  
  If the issue persists after checking the above points, it may be beneficial to consult with your SAP support team or a functional consultant specializing in Quality Management for further assistance.