How To Fix QA185 - Sample size could not be calculated

SAP Error Message - Details

• Message type: E = Error

• Message class: QA - QM : Inspection lots

• Message number: 185

• Message text: Sample size could not be calculated

What causes this issue?

The system has attempted to calculate the sample size automatically.
This was not possible as no inspection percentage was entered in the
material master in the inspection setup (quality management view), or
the indicator for a 100% inspection was 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?

Enter the sample size manually, or revise the inspection setup data.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message QA185 - Sample size could not be calculated ?

  The SAP error message QA185, which states "Sample size could not be calculated," typically occurs in the context of quality management processes, particularly when dealing with inspection lots and sampling procedures. This error indicates that the system is unable to determine the appropriate sample size for an inspection lot based on the defined sampling procedure.
  Causes of Error QA185
  
  Missing Sampling Procedure: The sampling procedure may not be defined for the material or inspection type being used.
  Incorrect Configuration: The configuration of the sampling procedure may be incorrect or incomplete, leading to an inability to calculate the sample size.
  Data Inconsistencies: There may be inconsistencies in the master data, such as material master or inspection plan, that prevent the calculation.
  Lot Size Issues: The lot size of the inspection lot may fall outside the defined ranges in the sampling procedure.
  Missing Parameters: Required parameters for the sampling procedure may be missing or not properly set up.
  
  Solutions