How To Fix QE357 - You have to enter the standard deviation for this variable inspection

SAP Error Message - Details

• Message type: E = Error

• Message class: QE - RM-QSS Fehlertexte zur Ergebniserfassung

• Message number: 357

• Message text: You have to enter the standard deviation for this variable inspection

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message QE357 - You have to enter the standard deviation for this variable inspection ?

  The SAP error message QE357, which states "You have to enter the standard deviation for this variable inspection," typically occurs in the context of Quality Management (QM) in SAP when you are trying to perform a variable inspection and have not provided the required standard deviation for the measurement characteristic.
  Cause:
  The error arises because the system requires a standard deviation value to be entered for variable inspection characteristics. This is necessary for statistical process control and quality analysis, as the standard deviation is a key parameter in determining the variability of the measurements.
  Solution:
  To resolve this error, you need to ensure that you enter the standard deviation for the relevant inspection characteristic. Here are the steps to do this:
  
  Access the Inspection Lot: Go to the inspection lot where you are encountering the error.
  Navigate to the Inspection Characteristics: Open the inspection characteristics for the lot.
  Enter Standard Deviation: Locate the field for standard deviation and enter the appropriate value. This value can be derived from historical data, process capability studies, or calculated based on the sample data you have.
  Save Changes: After entering the standard deviation, save your changes and try to proceed with the inspection process again.
  
  Related Information:
  
  Quality Management (QM) Module: This error is specific to the QM module in SAP, which deals with quality planning, quality inspection, and quality control.
  Variable Inspection: In variable inspection, measurements are taken on a continuous scale (e.g., length, weight), and statistical parameters like mean and standard deviation are crucial for analysis.
  Master Data: Ensure that the master data for the inspection characteristics is correctly set up, including the standard deviation if it is a fixed value for certain characteristics.
  Training and Documentation: If you are unsure about how to calculate or enter the standard deviation, refer to SAP training materials or documentation related to QM processes.
  
  If you continue to experience issues after following these steps, it may be helpful to consult with your SAP support team or refer to SAP Notes for any specific patches or updates related to this error message.