How To Fix QA423 - Inspection Lot &1: DB record for serial number &2 exists already

SAP Error Message - Details

• Message type: E = Error

• Message class: QA - QM : Inspection lots

• Message number: 423

• Message text: Inspection Lot &1: DB record for serial number &2 exists already

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 QA423 - Inspection Lot &1: DB record for serial number &2 exists already ?

  The SAP error message QA423 indicates that there is an issue with the inspection lot related to a specific serial number. The message states that a database record for the specified serial number already exists, which prevents the system from processing the inspection lot as intended.
  
  Cause:
  The error typically occurs due to one of the following reasons:
  
  Duplicate Serial Number: The serial number you are trying to assign to the inspection lot is already associated with another inspection lot or material document in the database.
  Incorrect Configuration: There may be configuration issues in the system that allow for duplicate serial numbers to be created or processed incorrectly.
  Data Integrity Issues: There might be inconsistencies in the database, such as orphaned records or data that has not been properly cleaned up.
  
  
  Solution:
  To resolve the QA423 error, you can take the following steps:
  
  
  Check Existing Records:
  
  Use transaction codes like IQ03 (Display Serial Number) or QA32 (Change Inspection Lot)