How To Fix RSDD_ZA388 - RFC connection error occurred. See details for instructions

RSDD_ZA388 - Overview

• Message type: E = Error

• Message class: RSDD_ZA - Messages from TREX Aggregate Area

• Message number: 388

• Message text: RFC connection error occurred. See details for instructions

What causes this issue?

An RFC connection error has occurred.

System Response

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

How to fix this error?

You can find information about actions required and suggestions in the
details of the check.
Contact your system administrator or SAP support.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSDD_ZA388 - RFC connection error occurred. See details for instructions ?

  The SAP error message RSDD_ZA388 indicates that there is an RFC (Remote Function Call) connection error. This error typically occurs when there is an issue with the communication between the SAP system and another system or service, such as a database or another SAP instance. Here are some common causes, solutions, and related information for this error:
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the target system.
  Incorrect RFC Destination: The RFC destination may be incorrectly configured or may not exist.
  Authorization Issues: The user credentials used for the RFC connection may not have the necessary authorizations.
  Service Unavailability: The target service or system may be down or not reachable.
  Configuration Errors: There may be misconfigurations in the SAP system or the target system.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Use tools like ping or traceroute to check if the target system is reachable from the SAP server.
  Ensure that there are no firewall rules