How To Fix FDT_BRS101 - Communication failure during RFC call: &1 &2 &3 &4

FDT_BRS101 - Overview

• Message type: E = Error

• Message class: FDT_BRS - BRFplus Business Rule Services

• Message number: 101

• Message text: Communication failure during RFC call: &1 &2 &3 &4

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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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_BRS101 - Communication failure during RFC call: &1 &2 &3 &4 ?

  The SAP error message FDT_BRS101 indicates a communication failure during a Remote Function Call (RFC). This error can occur in various scenarios, often related to issues with connectivity between systems, configuration problems, or network issues. Here’s a breakdown of the potential causes, solutions, and related information:
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP systems involved in the RFC call.
  RFC Destination Configuration: The RFC destination may not be configured correctly in the SAP system. This includes incorrect settings for the target system's IP address, port, or user credentials.
  Authorization Issues: The user credentials used for the RFC call may not have the necessary authorizations to perform the requested operation.
  System Availability: The target SAP system may be down or not reachable due to maintenance or other issues.
  Firewall Restrictions: Firewalls or security settings may be blocking the communication between the systems.
  Timeout Settings: The RFC call may be timing out due to