How To Fix VO015 - Error & while writing WM reference / WM reference item

SAP Error Message - Details

• Message type: E = Error

• Message class: VO - W&S: Rough workload forecast + picking wave

• Message number: 015

• Message text: Error & while writing WM reference / WM reference item

What causes this issue?

This can be caused by one of the following:

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

End of number range
WM reference locked
Document already included in a WM reference
Category of document is incorrect
Unforeseen error situation
Unforeseen error situation
In case 1 the number range must be set up again.
Cases 2 - 6 are probably due to an error in a ABAP/4 program.

System Response

It is not possible to create the picking waves.

How to fix this error?

For case 1, contact the person responsible for Customizing or your
system administrator.
In all other cases, inform your system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message VO015 - Error & while writing WM reference / WM reference item ?

  SAP Error Message:
  
  VO015 – Error while writing WM reference / WM reference item
  
  Cause:
  The error message VO015 typically occurs during the creation or update of Warehouse Management (WM) documents when there is an inconsistency or problem related to the WM reference or WM reference item. This can happen due to:
  
  Incorrect or missing reference data between the Inventory Management (IM) document and the WM document.
  Attempting to create a WM document with a reference to a non-existent or already processed IM document/item.
  Data inconsistencies or mismatches in the document flow between IM and WM.
  Custom enhancements or user exits that incorrectly manipulate WM reference data.
  Locking or update conflicts in the database tables related to WM references (e.g., LTAK, LTAP).
  
  
  Explanation:
  In SAP WM, when a material movement is posted in Inventory Management (IM), a corresponding WM document is created to reflect the physical movement in the warehouse. The WM document references the IM document and its items. If SAP cannot correctly write or update this reference due to data inconsistencies or system issues, it throws the VO015 error.
  
  Solution / Troubleshooting Steps:
  
  
  Check Document Flow:
  
  Verify that the IM document referenced by the WM document exists and is not deleted or reversed.
  Use transaction MB51 or MB03 to check the IM document.
  Use transaction LT23 to check the WM document and its references.
  
  
  
  Check for Data Consistency:
  
  Ensure that the material, batch, storage location, and other key fields match between IM and WM documents.
  Check if the WM reference item number corresponds correctly to the IM document item.
  
  
  
  Check for Locks or Update Issues:
  
  Use transaction SM12 to check for locked entries on tables related to WM references (e.g., LTAK, LTAP).
  If locks exist, investigate and release if appropriate.
  
  
  
  Review Custom Code:
  
  If there are user exits or BAdIs implemented in WM or IM processes, review them for errors or incorrect handling of WM references.
  
  
  
  Recreate or Correct WM Document:
  
  If the WM document is incomplete or corrupted, consider canceling and recreating the WM document.
  Use transaction LT0B (Cancel WM document) or LT24 (Display WM document) to manage documents.
  
  
  
  SAP Notes and Support:
  
  Search for SAP Notes related to VO015 error for your specific SAP version.
  Example SAP Note: #000123456 (hypothetical) might address known bugs or patches.
  
  
  
  
  Related Information:
  
  
  Tables involved:
  
  LTAK – WM Transfer Order Header
  LTAP – WM Transfer Order Items
  MKPF – Material Document Header (IM)
  MSEG – Material Document Segment (IM)
  
  
  
  Transactions:
  
  LT03 – Create Transfer Order
  LT23 – Display Transfer Order
  MB03 – Display Material Document
  SM12 – Display and Delete Locks
  
  
  
  Common Scenarios:
  
  Posting goods movements with WM active in the system.
  Integration between Inventory Management and Warehouse Management.
  Handling of transfer orders and their references.
  
  
  
  
  Summary:
  The VO015 error indicates a problem writing the WM reference or reference item, usually due to inconsistencies between IM and WM documents or system issues like locks or custom code errors. The solution involves verifying document consistency, checking for locks, reviewing custom enhancements, and possibly recreating the WM document. Always check SAP Notes for patches or known issues.
  
  If you provide the exact scenario or transaction where the error occurs, I can help with more specific guidance.