How To Fix RY829 - Starting value for sigma must not be 0

RY829 - Overview

• Message type: E = Error

• Message class: RY - Messages for RM Basis

• Message number: 829

• Message text: Starting value for sigma must not be 0

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RY829 - Starting value for sigma must not be 0 ?

  The SAP error message RY829, which states "Starting value for sigma must not be 0," typically occurs in the context of statistical calculations or processes that involve standard deviation (sigma) in SAP systems, particularly in the context of quality management or statistical process control.
  
  Cause:
  The error arises when a calculation or process requires a starting value for the standard deviation (sigma) but receives a value of 0. This can happen in various scenarios, such as:
  
  Data Input Issues: The data being processed may not have sufficient variation, leading to a calculated standard deviation of 0.
  Configuration Errors: The settings or parameters in the relevant SAP module may not be correctly configured, leading to inappropriate values being used in calculations.
  Missing Data: If the dataset being analyzed is empty or lacks the necessary entries, it may result in a sigma value of 0.
  
  
  Solution:
  To resolve the RY829 error, consider the following steps:
  
  
  Check Input Data: Ensure that