How To Fix /SCWM/UI_DIFF052 - &1 items skipped: Negative differences with serial numbers not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/UI_DIFF -

• Message number: 052

• Message text: &1 items skipped: Negative differences with serial numbers not supported

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/UI_DIFF052 - &1 items skipped: Negative differences with serial numbers not supported ?

  The SAP error message /SCWM/UI_DIFF052 &1 items skipped: Negative differences with serial numbers not supported typically occurs in the context of warehouse management, particularly when dealing with inventory differences that involve serial numbers. This error indicates that there are discrepancies in the inventory count that cannot be processed because they involve negative differences for items that are tracked by serial numbers.
  Cause:
  
  Negative Inventory Differences: The error arises when there is an attempt to process a negative difference for items that are serialized. In SAP, negative differences imply that the system is trying to reduce the inventory count for items that are tracked by serial numbers, which is not allowed.
  Serial Number Management: Items with serial numbers require specific handling in inventory management. The system does not support reducing the quantity of serialized items directly through negative differences.
  Data Entry Errors: Incorrect data entry during inventory counts or adjustments can lead to discrepancies that trigger this error.
  
  Solution:
  
  Review Inventory Count: Check the inventory count for the affected items. Ensure that the counts are accurate and that there are no mistakes in the data entry.
  Adjust Inventory Manually: If a negative difference is necessary, consider adjusting the inventory manually rather than through the difference processing. This may involve creating a stock adjustment or a transfer posting.
  Use Positive Differences: If possible, adjust the inventory in a way that reflects positive differences. For example, if you need to account for a loss, consider adjusting the inventory in a way that reflects the actual physical count.
  Check Serial Number Assignment: Ensure that all serial numbers are correctly assigned and that there are no discrepancies in the serial number records.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on handling serialized inventory and differences.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on handling serialized inventory.
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP for inventory management, such as LX02 (Display Inventory) or LI01N (Create Inventory Count).
  User Roles and Authorizations: Ensure that the user attempting to make the adjustments has the necessary authorizations to perform inventory adjustments, especially for serialized items.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a consultant who specializes in SAP Warehouse Management for further assistance.