How To Fix QA421 - Inspection Lot &1: No serial numbers exist at all

SAP Error Message - Details

• Message type: E = Error

• Message class: QA - QM : Inspection lots

• Message number: 421

• Message text: Inspection Lot &1: No serial numbers exist at all

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message QA421 - Inspection Lot &1: No serial numbers exist at all ?

  The SAP error message QA421 indicates that there are no serial numbers associated with the inspection lot you are trying to work with. This error typically occurs in the context of quality management processes, particularly when dealing with inspection lots that require serial number tracking.
  
  Cause:
  
  No Serial Numbers Assigned: The inspection lot you are trying to process does not have any serial numbers assigned to it. This can happen if the material being inspected is not serialized or if the serial numbers were not properly recorded during the goods movement or production process.
  Incorrect Configuration: The material master may not be set up to require serial numbers, or the serial number profile may not be correctly assigned.
  Inspection Lot Type: The inspection lot type may not be configured to handle serialized materials.
  Data Entry Errors: There may have been an oversight during the data entry process, leading to the absence of serial numbers.
  
  
  Solution:
  
  
  Check Serial