How To Fix SB362 - RFC error: System not available for RFC destination &1

SAP Error Message - Details

• Message type: E = Error

• Message class: SB - Version Management Messages

• Message number: 362

• Message text: RFC error: System not available for RFC destination &1

What causes this issue?

An error occurred while attempting to call a system with the RFC
destination &V1&. This system is not available.

System Response

The system cannot call or start this system.

How to fix this error?

Contact the system administration.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SB362 - RFC error: System not available for RFC destination &1 ?

  The SAP error message SB362 indicates that there is an issue with the Remote Function Call (RFC) destination specified in the error message. The message "System not available for RFC destination &1" suggests that the system you are trying to connect to via RFC is not reachable or is not configured correctly.
  Causes:
  
  Network Issues: The target system may be down, or there may be network connectivity issues preventing access.
  RFC Destination Configuration: The RFC destination may not be configured correctly in the SAP system. This includes incorrect parameters such as the system ID, client number, user credentials, or connection type.
  Authorization Issues: The user credentials used for the RFC connection may not have the necessary authorizations to access the target system.
  System Status: The target SAP system may be in a state that does not allow RFC connections (e.g., it is in maintenance mode or has been shut down).
  Firewall or Security Settings: Firewalls or security settings may be blocking the connection to the target system.
  
  Solutions:
  
  Check System Availability: Ensure that the target SAP system is up and running. You can do this by trying to log in directly to the target system.
  Verify RFC Destination Configuration:
  
  Go to transaction SM59 in the source SAP system.
  Locate the RFC destination mentioned in the error message.
  Check the configuration settings, including the connection type, target host, system number, client, user, and password.
  Test the connection using the "Connection Test" button in the SM59 transaction.
  
  
  Check User Authorizations: Ensure that the user credentials used for the RFC connection have the necessary authorizations in the target system.
  Network Troubleshooting: If the target system is not reachable, check for network issues. This may involve checking network configurations, DNS settings, or consulting with your network administrator.
  Firewall Settings: Ensure that any firewalls between the source and target systems allow traffic on the required ports for RFC communication (typically TCP port 3200 for SAP).
  Review System Logs: Check the system logs in both the source and target systems for any additional error messages that may provide more context about the issue.
  
  Related Information:
  
  Transaction Codes:
  
  SM59: Manage RFC destinations.
  SM21: System log for checking logs.
  ST22: Dump analysis for checking ABAP runtime errors.
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to RFC connections.
  Documentation: Review SAP documentation on RFC connections for best practices and troubleshooting steps.
  
  By following these steps, you should be able to identify and resolve the issue causing the SB362 RFC error.