How To Fix QS401 - Maintain the QM transaction control for &

SAP Error Message - Details

• Message type: E = Error

• Message class: QS - QM: Master data

• Message number: 401

• Message text: Maintain the QM transaction control for &

What causes this issue?

You have called up a function whose control is not maintained in QM.

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?

Make sure the QM function control is maintained accordingly.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message QS401 - Maintain the QM transaction control for & ?

  The SAP error message QS401, which states "Maintain the QM transaction control for &," typically occurs when the Quality Management (QM) module is not properly configured for a specific material or process. This error indicates that the system cannot find the necessary settings for the Quality Management transaction control for the specified object (usually a material or a process).
  Cause:
  
  Missing QM Control Data: The QM control data for the material or process has not been maintained in the system.
  Incorrect Material Type: The material type may not be set up to use Quality Management.
  Configuration Issues: The Quality Management settings in the system may not be properly configured or activated.
  Missing Master Data: The relevant master data (like material master or inspection plan) may not have been created or may be incomplete.
  
  Solution:
  To resolve the QS401 error, follow these steps:
  
  
  Maintain QM Control Data:
  
  Go to the transaction code OMQ1 (or navigate through the SAP menu: Logistics -> Quality Management -> Quality Planning -> Inspection Plan -> Maintain Inspection Plan).
  Check if the QM control data is maintained for the relevant material or process. If not, you will need to create or update it.
  
  
  
  Check Material Master:
  
  Use transaction code MM02 to check the material master data.
  Ensure that the QM view is maintained and that the material is set up for Quality Management.
  
  
  
  Verify Material Type:
  
  Ensure that the material type is configured to allow for Quality Management. You can check this in the configuration settings for material types.
  
  
  
  Inspect Configuration Settings:
  
  Go to transaction code SPRO and navigate to the Quality Management configuration settings.
  Ensure that all necessary settings for Quality Management are activated and correctly configured.
  
  
  
  Check Inspection Plans:
  
  If applicable, ensure that there are valid inspection plans associated with the material.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files for additional guidance on maintaining QM transaction control.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  MM02 - Change Material Master
  OMQ1 - Maintain QM Control Data
  SPRO - SAP Reference IMG (Implementation Guide)
  
  
  
  Quality Management Configuration: Familiarize yourself with the configuration settings for Quality Management in SAP, as this will help in understanding how to maintain the necessary data.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to QS401 or provide additional troubleshooting steps.
  
  
  By following these steps, you should be able to resolve the QS401 error and ensure that the necessary QM transaction control is maintained for the relevant materials or processes in your SAP system.