How To Fix BV421 - &1: Unknown request &1

BV421 - Overview

• Message type: E = Error

• Message class: BV - Customer Measurement

• Message number: 421

• Message text: &1: Unknown request &1

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 BV421 - &1: Unknown request &1 ?

  The SAP error message BV421 with the description "Unknown request &1" typically occurs in the context of SAP's data transport system, particularly when dealing with transport requests in the Transport Management System (TMS). This error indicates that the system cannot find or recognize the specified transport request.
  Causes:
  
  Non-existent Request: The transport request specified does not exist in the system.
  Incorrect Request Number: The request number may have been entered incorrectly, leading to the system being unable to locate it.
  Transport Request Deleted: The transport request may have been deleted or not properly released.
  Authorization Issues: The user may not have the necessary authorizations to view or access the specified transport request.
  System 
  Configuration Issues: There may be issues with the configuration of the Transport Management System (TMS) or the transport directory.
  
  Solutions:
  
  Verify Request Number: Double-check the transport request number for any typographical errors.
  Check Transport Directory: Use transaction code SE01 or SE09 to check if the transport