How To Fix QM157 - An inspection lot already exists for the notification

SAP Error Message - Details

• Message type: E = Error

• Message class: QM - Messages for quality notifications

• Message number: 157

• Message text: An inspection lot already exists for the notification

What causes this issue?

You tried to assign an inspection lot to the notification.
This function could not be executed since:
An inspection lot has already been assigned to the notification and
Only one inspection lot can be assigned to each notification.

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?

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 QM157 - An inspection lot already exists for the notification ?

  The SAP error message QM157 ("An inspection lot already exists for the notification") typically occurs in the Quality Management (QM) module when you attempt to create an inspection lot for a notification that already has an associated inspection lot. This can happen in various scenarios, such as when you are trying to create a new inspection lot for a quality notification that has already been processed or when there is a duplicate attempt to create an inspection lot.
  Cause:
  
  Existing Inspection Lot: The primary cause of this error is that there is already an inspection lot created for the specific quality notification you are working with.
  Duplicate Processing: The system may have already processed the notification, leading to the creation of an inspection lot.
  Incorrect Notification Reference: You might be referencing the wrong notification or have made an error in the notification number.
  
  Solution:
  
  
  Check Existing Inspection Lots: 
  
  Use transaction code IQ01 (Display Inspection Lot) or QA32 (Change Inspection Lot) to check if an inspection lot already exists for the notification in question.
  If an inspection lot is found, you can review its status and details.
  
  
  
  Review Notification: 
  
  Go to the quality notification (transaction code QM01 or QM02) and check if the inspection lot is linked to it. If it is, you may not need to create a new one.
  
  
  
  Use Existing Inspection Lot: 
  
  If an inspection lot already exists, you can use that lot for your quality processes instead of trying to create a new one.
  
  
  
  Correct Notification Reference: 
  
  Ensure that you are using the correct notification number. If you have multiple notifications, double-check to avoid confusion.
  
  
  
  Consult Documentation: 
  
  If you are unsure about the process or need further assistance, refer to your organization's SAP documentation or consult with your SAP support team.
  
  
  
  Related Information:
  
  Quality Management Module: Understanding how inspection lots and notifications work in the QM module can help prevent this error in the future.
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error message, as there may be known issues or fixes provided by SAP.
  User Training: Ensure that users involved in creating inspection lots and notifications are adequately trained to avoid duplicate entries.
  
  By following these steps, you should be able to resolve the QM157 error and proceed with your quality management processes effectively.