How To Fix 12006 - Existing SLED (&1) has been changed to &2 by the program

12006 - Overview

• Message type: E = Error

• Message class: 12 - Herstelldatum/Mindesthaltbarkeitsdatum/Chargen

• Message number: 006

• Message text: Existing SLED (&1) has been changed to &2 by the program

What causes this issue?

The system has calculated a shelf life expiration date (SLED) that is
different to the SLED entered in the item.

System Response

According to the system settings, this is a warning or an error
message.
If the message is a warning (W), the system allows the entry, but warns
you in case the entry was unintentional.
If you confirm the message, the system copies the new SLED it just
calculated to the item.
If the message is an error message (E), the entry is not allowed.

How to fix this error?

INCLUDE NA_EINGABE_PRUEFEN

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

If the message is an error message, cancel the activity that
recalculated the SLED (for example, changing the production date).
INCLUDE NA_MELDUNGSTYP_AENDERN

Error message extract from SAP system. Copyright SAP SE.

12006 - Details

• The SAP error message 12006, which states "Existing SLED (&1) has been changed to &2 by the program," typically relates to the handling of Shelf Life Expiration Dates (SLED) in the context of materials management and inventory control. This message indicates that the system has automatically adjusted the SLED for a material due to certain conditions or settings in the system.
  
  Cause:
  
  Automatic Adjustments: The system may automatically adjust the SLED based on predefined rules or settings in the material master or batch management. This can happen during processes like goods receipt, production, or transfer postings.
  Configuration Settings: The configuration settings in the material master or batch management may dictate how SLED is calculated or adjusted.
  Batch Management: If the material is batch-managed, the SLED may be influenced by the characteristics of the batch being processed.
  User Actions: Certain user actions, such as changing the material's status or moving it between storage locations, can trigger