How To Fix /SCWM/SERIAL102 - Serial number &1 has already been reserved by warehouse task &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/SERIAL -

• Message number: 102

• Message text: Serial number &1 has already been reserved by warehouse task &2

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/SERIAL102 - Serial number &1 has already been reserved by warehouse task &2 ?

  The SAP error message /SCWM/SERIAL102 indicates that a specific serial number has already been reserved for a warehouse task. This typically occurs in the context of warehouse management processes where serial numbers are used to track individual items.
  Cause:
  The error is triggered when you attempt to reserve or use a serial number that is already linked to an existing warehouse task. This can happen in scenarios such as:
  
  Attempting to pick or put away an item with a serial number that is already assigned to another task.
  Trying to process a serial number that has not been fully completed in a previous task.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Warehouse Task: Identify the warehouse task that has reserved the serial number. You can do this by checking the task details in the SAP system using transaction codes like /SCWM/PRDI (for picking) or /SCWM/PRDO (for putaway).
  
  
  Complete or Cancel the Existing Task: If the existing warehouse task is still open, you may need to complete it or cancel it if it is no longer needed. This will free up the serial number for use in a new task.
  
  
  Use a Different Serial Number: If the serial number is tied to a task that cannot be completed or canceled, consider using a different serial number for your current operation.
  
  
  Check for System Errors: Sometimes, this error can be caused by system inconsistencies. Ensure that there are no background processes or errors that might be causing the serial number to be incorrectly reserved.
  
  
  Consult with Warehouse Management Team: If you are unsure about the status of the warehouse task or how to proceed, consult with your warehouse management team or SAP support for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes for warehouse management, such as /SCWM/PRDI, /SCWM/PRDO, and /SCWM/WT (for warehouse tasks).
  Serial Number Management: Understand how serial number management works in SAP, including how serial numbers are assigned, tracked, and reserved.
  SAP Notes: Check SAP Notes for any known issues or updates related to serial number handling in your version of SAP.
  
  By following these steps, you should be able to resolve the error and continue with your warehouse operations.