How To Fix B1454 - The logical system & has not yet been defined

B1454 - Overview

• Message type: E = Error

• Message class: B1 - ALE group messages

• Message number: 454

• Message text: The logical system & has not yet been defined

What causes this issue?

The logical system with the name &v1& has not yet been defined in this
system.

System Response

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

How to fix this error?

You first have to define the logical system &v1& before you can proceed
with further activities.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message B1454 - The logical system & has not yet been defined ?

  The SAP error message B1454 indicates that a logical system has not been defined in the system. This error typically occurs when you are trying to perform a task that requires a logical system to be set up, such as data transfer between systems or when configuring system connections.
  
  Cause:
  The error occurs because:
  
  The logical system name you are trying to use has not been defined in the SAP system.
  The logical system may not be assigned to the client you are working in.
  There may be a configuration issue in the system settings.
  
  
  Solution:
  To resolve the B1454 error, follow these steps:
  
  
  Define the Logical System:
  
  Go to transaction code SALE (or SPRO for configuration).
  Navigate to SAP Customizing Implementation Guide > Cross-Application Components > General Settings > Logical System > Define Logical System.
  Create a new logical system by entering a name and description. Ensure that the name follows the naming conventions (usually in the format of CLNT<client_number>).
  
  
  
  Assign