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

SAP Error Message - Details

• 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 the Logical System to the Client:
  
  After defining the logical system, you need to assign it to the client.
  In the same area, navigate to Assign Logical System to Client.
  Assign the newly created logical system to the appropriate client.
  
  
  
  Check RFC Connections:
  
  If the logical system is being used for Remote Function Calls (RFC), ensure that the RFC destination is correctly configured.
  Use transaction code SM59 to check the RFC connections and ensure that the logical system is correctly referenced.
  
  
  
  Transport Requests:
  
  If you are working in a development environment and the logical system is defined in the transport request, ensure that the transport request has been moved to the target system.
  
  
  
  Check Configuration:
  
  Ensure that any related configurations that depend on the logical system are correctly set up.
  
  
  
  Related Information:
  
  Logical System Naming Convention: Logical system names typically follow the format CLNT<client_number>, where <client_number> is the three-digit client number.
  Transaction Codes:
  
  SALE: For logical system configuration.
  SPRO: For accessing the SAP Customizing Implementation Guide.
  SM59: For managing RFC connections.
  
  
  Documentation: Refer to SAP Help documentation for more detailed steps and guidelines on logical system configuration.
  
  By following these steps, you should be able to resolve the B1454 error and successfully define and assign the logical system in your SAP environment.