How To Fix /TMF/TDS053 - RFC connection error, check the external systems mapping. &

/TMF/TDS053 - Overview

• Message type: E = Error

• Message class: /TMF/TDS -

• Message number: 053

• Message text: RFC connection error, check the external systems mapping. &

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 /TMF/TDS053 - RFC connection error, check the external systems mapping. & ?

  The SAP error message /TMF/TDS053 RFC connection error, check the external systems mapping typically indicates an issue with the Remote Function Call (RFC) connection between your SAP system and an external system. This error can arise due to various reasons, including configuration issues, network problems, or incorrect mapping of external systems.
  Causes:
  
  Incorrect RFC Destination: The RFC destination may not be correctly configured in the SAP system.
  Network Issues: There may be network connectivity problems between the SAP system and the external system.
  Authorization Issues: The user credentials used for the RFC connection may not have the necessary authorizations.
  External System Down: The external system that you are trying to connect to may be down or not reachable.
  Mapping Issues: The external systems mapping may not be correctly set up, leading to the inability to establish a connection.
  
  Solutions:
  
  
  Check RFC Destination:
  
  Go to transaction SM59 in SAP.
  Verify the configuration of the RFC destination. Ensure that the connection type,