How To Fix UPS012 - Only one receipt at a time can be processed

SAP Error Message - Details

• Message type: E = Error

• Message class: UPS - ALE Distribution Packet

• Message number: 012

• Message text: Only one receipt at a time can be processed

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 UPS012 - Only one receipt at a time can be processed ?

  The SAP error message UPS012 ("Only one receipt at a time can be processed") typically occurs in the context of processing goods receipts or inventory transactions in SAP. This error indicates that the system is currently processing another receipt, and it cannot handle multiple receipts simultaneously for the same transaction type.
  Cause:
  
  Concurrent Processing: The error usually arises when a user attempts to process multiple goods receipts or inventory transactions at the same time, which the system does not allow.
  Locking Mechanism: SAP uses a locking mechanism to ensure data integrity. If one transaction is being processed, the system locks that transaction, preventing others from being processed until the first one is completed.
  User Session Issues: Sometimes, if a user has multiple sessions open or if there are background jobs running that are processing receipts, this error can occur.
  
  Solution:
  
  Wait and Retry: If you encounter this error, wait for a few moments and then try processing the receipt again. This allows any ongoing transactions to complete.
  Check for Active Sessions: Ensure that you do not have multiple sessions open that are trying to process receipts simultaneously. Close any unnecessary sessions.
  Review Background Jobs: Check if there are any background jobs running that might be processing receipts. You can do this by using transaction codes like SM37 to monitor job statuses.
  Transaction Lock Release: If you suspect that a transaction is stuck, you may need to contact your SAP Basis team to release any locks that may be preventing the processing of receipts.
  System Configuration: If this error occurs frequently, it may be worth reviewing the system configuration or consulting with your SAP support team to ensure that the system is set up correctly for handling multiple transactions.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MIGO (Goods Movement) and MB1A (Goods Withdrawal) for processing receipts.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes can provide additional context or solutions.
  User Documentation: Review user manuals or documentation related to inventory management in SAP for best practices on processing goods receipts.
  
  If the problem persists after trying the above solutions, it may be beneficial to escalate the issue to your SAP support team for further investigation.