How To Fix VLA002 - Return code & is not defined

VLA002 - Overview

• Message type: E = Error

• Message class: VLA - General Output Class for Delivery

• Message number: 002

• Message text: Return code & is not defined

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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VLA002 - Details

• The SAP error message VLA002 with the description "Return code & is not defined" typically occurs in the context of the SAP Logistics Execution (LE) module, particularly when dealing with delivery processing or transportation management. This error indicates that the system encountered an unexpected return code during the execution of a process, which it does not recognize or cannot handle.
  Causes:
  
  Custom Code or Enhancements: If there are custom developments or enhancements in the system that modify standard SAP behavior, they might be generating unexpected return codes.
  
  Configuration Issues: Incorrect configuration settings in the relevant modules (like LE, SD, or WM) can lead to this error.
  Transport Issues: Problems with the transport of goods or data between systems (e.g., from development to production) can lead to inconsistencies that trigger this error.
  Missing or Incorrect Master Data: If the master data (like material master, vendor master, etc.) is incomplete or incorrect, it can lead to unexpected