How To Fix /SCWM/DLV_SERIAL318 - Unique item identifier &1 has been entered more than once

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/DLV_SERIAL -

• Message number: 318

• Message text: Unique item identifier &1 has been entered more than once

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/DLV_SERIAL318 - Unique item identifier &1 has been entered more than once ?

  The SAP error message /SCWM/DLV_SERIAL318 indicates that a unique item identifier (such as a serial number) has been entered more than once in the system. This typically occurs in the context of handling serial numbers or unique identifiers for items in the warehouse management module of SAP, particularly in the Extended Warehouse Management (EWM) system.
  Cause:
  
  Duplicate Entry: The most common cause of this error is that the same serial number or unique identifier has been entered multiple times for the same item in a delivery or handling unit.
  Data Migration Issues: If data has been migrated from another system, there may be duplicates in the data that were not cleaned up.
  User Error: Users may inadvertently enter the same serial number multiple times during the processing of goods receipt, goods issue, or inventory management.
  
  Solution:
  
  Check for Duplicates: Review the entries for the item in question to identify where the duplicate serial number has been entered. You can do this by checking the relevant documents (e.g., delivery, handling unit) in the system.
  Correct the Entry: Remove or correct the duplicate entry. This may involve deleting the duplicate serial number from the document or correcting the handling unit.
  Data Validation: Implement validation checks in the system to prevent users from entering duplicate serial numbers in the future.
  Consult Logs: If the issue persists, check the application logs or system logs for more detailed information about the error and the context in which it occurred.
  User Training: Provide training to users on how to properly enter serial numbers and the importance of ensuring that each serial number is unique.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SCWM/PRDI (for processing inbound deliveries) or /SCWM/PRDO (for processing outbound deliveries) to manage the relevant documents.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on handling serial numbers in EWM.
  Documentation: Refer to the SAP EWM documentation for best practices on managing serial numbers and unique identifiers.
  
  If the problem continues after following these steps, it may be necessary to consult with your SAP support team or a technical consultant who specializes in SAP EWM for further assistance.