How To Fix VW520 - Old value: '&1' New value: '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: VW - Shipment Processing Output

• Message number: 520

• Message text: Old value: '&1' New value: '&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.

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 VW520 - Old value: '&1' New value: '&2' ?

  The SAP error message VW520, which states "Old value: '&1' New value: '&2'", typically occurs in the context of sales and distribution (SD) or related modules when there is an inconsistency or conflict between the old and new values of a field during a transaction or data update.
  Cause:
  
  Data Inconsistency: The error often arises when there is an attempt to change a field value that is not allowed due to existing dependencies or constraints in the system.
  Custom Validation: There may be custom validation rules or user exits that are enforcing certain conditions on the data being processed.
  Field Restrictions: Certain fields may have restrictions on what values can be set based on the current state of the document or transaction.
  Configuration Issues: Incorrect configuration in the system can lead to this error, especially if the field in question is part of a configuration that has not been properly set up.
  
  Solution:
  
  Check Field Dependencies: Review the field dependencies and ensure that the new value being set is valid in the context of the current transaction.
  Review Custom Code: If there are any custom validations or user exits, check the logic to ensure it is not incorrectly preventing the update.
  Consult Documentation: Look into SAP documentation or notes related to the specific transaction or module you are working with to understand any specific rules that apply.
  Data Consistency Check: Perform a data consistency check to ensure that there are no underlying issues with the data that could be causing the error.
  Transaction Logs: Review transaction logs or debugging information to identify the exact point of failure and the conditions leading to the error.
  SAP Notes: Search for relevant SAP Notes that may address this specific error message or provide guidance on how to resolve it.
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes related to sales orders, deliveries, or billing documents.
  Field Names: The specific fields represented by '&1' and '&2' will vary based on the context of the error. Identifying these fields can help in troubleshooting.
  SAP Support: If the issue persists, consider reaching out to SAP support for assistance, especially if it is impacting business operations.
  
  By following these steps, you should be able to identify the root cause of the VW520 error and implement a suitable solution.