How To Fix VL820 - Document & has been assigned twice (cancel assignment)

VL820 - Overview

• Message type: E = Error

• Message class: VL -

• Message number: 820

• Message text: Document & has been assigned twice (cancel assignment)

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message VL820 - Document & has been assigned twice (cancel assignment) ?

  The SAP error message VL820 ("Document & has been assigned twice (cancel assignment)") typically occurs in the context of logistics and inventory management, particularly when dealing with delivery documents. This error indicates that a document (such as a delivery or shipment) has been assigned multiple times, which is not allowed in the system.
  
  Cause:
  
  Duplicate Assignments: The most common cause of this error is that the same document has been assigned to multiple delivery items or processes, leading to a conflict.
  Data Integrity Issues: There may be inconsistencies in the database or issues with the way data is being processed, leading to duplicate entries.
  User Error: Manual entries or incorrect processing steps may lead to the same document being assigned more than once.
  
  
  Solution:
  
  Check Document Assignments: Review the document assignments in the system to identify where the duplicates are occurring. You can use transaction codes like VL03N (Display Delivery) to check the delivery document and