How To Fix QP438 - Characteristic & is not a calculated characteristic

QP438 - Overview

• Message type: E = Error

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

• Message number: 438

• Message text: Characteristic & is not a calculated characteristic

What causes this issue?

The control indicator for the formula is not set.

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?

If you want to enter a formula, you must first set the control indicator
for the formula in the characteristic.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message QP438 - Characteristic & is not a calculated characteristic ?

  The SAP error message QP438 indicates that a characteristic you are trying to use in a quality management context is not defined as a calculated characteristic. This typically occurs in the context of Quality Inspection (QI) or Quality Management (QM) processes where characteristics are defined for inspection plans or quality notifications.
  
  Cause:
  
  Characteristic Definition: The characteristic you are trying to use is not set up as a calculated characteristic in the system. Calculated characteristics are those that derive their values based on other characteristics or formulas.
  Incorrect Configuration: The characteristic may not have been configured correctly in the master data settings, or it may not have been marked as a calculated characteristic in the relevant configuration settings.
  Usage Context: The characteristic may be used in a context that requires it to be calculated, but it has not been defined as such.
  
  
  Solution:
  
  
  Check Characteristic Configuration:
  
  Go to the characteristic definition in the SAP system (Transaction code: CT04).
  Verify