How To Fix TK854 - Enter the RFC connection to the central system

TK854 - Overview

• Message type: E = Error

• Message class: TK - Transport Organizer

• Message number: 854

• Message text: Enter the RFC connection to the central system

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 TK854 - Enter the RFC connection to the central system ?

  The SAP error message TK854, which states "Enter the RFC connection to the central system," typically occurs in scenarios where a user is trying to perform a task that requires a connection to a central SAP system, but the required Remote Function Call (RFC) connection has not been specified or is not properly configured.
  
  Cause:
  
  Missing RFC Connection: The RFC connection to the central system has not been defined in the system where the error is occurring.
  Incorrect Configuration: The existing RFC connection may be incorrectly configured, leading to the inability to connect to the central system.
  Authorization Issues: The user may not have the necessary authorizations to access the RFC connection.
  Network Issues: There may be network connectivity issues preventing the system from reaching the central system.
  
  
  Solution:
  
  
  Define RFC Connection:
  
  Go to transaction code SM59 in the SAP GUI.
  Check if the required RFC connection to the central system is defined. If not, create a new RFC