How To Fix BGRFC129 - Communication error: &1

BGRFC129 - Overview

• Message type: E = Error

• Message class: BGRFC - qRFC - New Background RFC

• Message number: 129

• Message text: Communication error: &1

What causes this issue?

An error occurred when communicating with the destination.

System Response

The unit is temporarily locked. Once the time lock has expired, the
execution is attempted again.

How to fix this error?

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

Procedure for System Administrators

Check that the destination is accessible.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BGRFC129 - Communication error: &1 ?

  The SAP error message BGRFC129 indicates a communication error in the background RFC (bRFC) framework. This error typically occurs when there is a problem with the communication between the SAP system and a remote system or when there are issues with the bRFC configuration.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the remote system.
  Configuration Errors: Incorrect configuration of the RFC destination or bRFC settings can lead to communication errors.
  System Downtime: The remote system may be down or not reachable at the time of the request.
  Authorization Issues: The user or system may not have the necessary authorizations to perform the requested operation.
  Resource Limitations: The system may be experiencing resource limitations, such as memory or processing power, which can affect communication.
  Timeouts: The request may be timing out due to long processing times or delays in the remote system.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the network connection between the