How To Fix /IWBEP/MC_SB_DPC_USR004 - RFC call ended with "Communication Failure" exception (&1)

/IWBEP/MC_SB_DPC_USR004 - Overview

• Message type: E = Error

• Message class: /IWBEP/MC_SB_DPC_USR -

• Message number: 004

• Message text: RFC call ended with "Communication Failure" exception (&1)

Self-Explanatory Message

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/IWBEP/MC_SB_DPC_USR004 - Details

• The SAP error message /IWBEP/MC_SB_DPC_USR004 RFC call ended with "Communication Failure" exception (&1) typically indicates that there was a communication issue when trying to execute a Remote Function Call (RFC) in the context of an OData service or a similar scenario. This error can arise from various underlying causes, and here are some common causes, potential solutions, and related information:
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the client or between different SAP systems.
  System Configuration: Incorrect configuration of the RFC destination or the backend system can lead to communication failures.
  Timeouts: The RFC call may be timing out due to long processing times or heavy load on the server.
  Authorization Issues: The user executing the RFC call may not have the necessary authorizations to perform the action.
  Service Unavailability: The backend service might be down or not properly registered.
  Firewall or Security Settings: Firewalls or security settings may be