How To Fix QS128 - Target value is smaller than a lower limit

SAP Error Message - Details

• Message type: E = Error

• Message class: QS - QM: Master data

• Message number: 128

• Message text: Target value is smaller than a lower limit

What causes this issue?

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

System Response

How to fix this error?

Select a target value that is between the current lower and upper
limits or delete the setting of the control key "Check target value".

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message QS128 - Target value is smaller than a lower limit ?

  The SAP error message QS128 ("Target value is smaller than a lower limit") typically occurs in the context of quality management (QM) within SAP. This error indicates that the target value set for a quality characteristic is below the defined lower limit for that characteristic. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Incorrect Target Value: The target value for a quality characteristic has been set incorrectly, falling below the acceptable lower limit defined in the quality inspection plan or material specification.
  Configuration Issues: There may be issues with the configuration of the quality management settings, such as the specification limits for the material or characteristic.
  Data Entry Errors: Manual entry errors during the creation or modification of inspection plans or quality notifications can lead to this issue.
  
  Solution:
  
  
  Review Target Values: Check the target value set for the quality characteristic in the inspection plan. Ensure that it is within the acceptable range defined by the lower limit.
  
  Navigate to the inspection plan in SAP and verify the target value against the lower limit.
  
  
  
  Adjust Lower Limit: If the target value is correct but the lower limit is set too high, consider adjusting the lower limit in the material specification or inspection plan.
  
  This should be done in consultation with quality assurance or relevant stakeholders to ensure compliance with quality standards.
  
  
  
  Correct Data Entry: If the error is due to incorrect data entry, correct the target value or lower limit as necessary.
  
  Ensure that all relevant personnel are trained on proper data entry procedures to minimize future errors.
  
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on managing quality characteristics and limits.
  
  
  Testing: After making adjustments, perform a test to ensure that the error no longer occurs and that the quality management processes function as expected.
  
  
  Related Information:
  
  Quality Management Module: Familiarize yourself with the QM module in SAP, including how to set up inspection plans, define quality characteristics, and manage specifications.
  User Roles and Permissions: Ensure that users have the appropriate roles and permissions to modify inspection plans and quality characteristics.
  Training: Consider providing training for users involved in quality management processes to reduce the likelihood of similar errors in the future.
  SAP Notes: Check for any relevant SAP Notes or updates that may address known issues related to this error message.
  
  By following these steps, you should be able to resolve the QS128 error and ensure that your quality management processes are functioning correctly.