How To Fix BCOM_EC_R008 - Communication error: &2

SAP Error Message - Details

• Message type: E = Error

• Message class: BCOM_EC_R - BCOM RBR: Messages for Return Codes of Router

• Message number: 008

• Message text: Communication error: &2

What causes this issue?

A program was to be started on a remote computer by RFC. The called RFC
destination is &V3&. An error occurred in the process. Possible causes:
The RFC destination contains incorrect entries, that is, the entry
indicating where the program that is to be started is located is
incorrect.
The program is not installed on the specified computer, is installed in
the wrong directory, or is not ready for use.
The name of the routing server involved is &V1&.

System Response

The function terminated.

How to fix this error?

Check the settings for the RFC destination named above.
You can check the settings for the routing server in <DS:TRAN.SBCA>SAP
Routing Server Administration</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BCOM_EC_R008 - Communication error: &2 ?

  The SAP error message BCOM_EC_R008 Communication error: &2 typically indicates a communication issue between the SAP system and an external system or service. This error can occur in various contexts, such as when using SAP Business Communication Management (BCM) or when integrating with other systems.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the external system.
  Configuration Errors: Incorrect configuration settings in the SAP system or the external system can lead to communication failures.
  Service Availability: The external service or system may be down or unavailable.
  Firewall or Security Settings: Firewalls or security settings may be blocking the communication.
  Protocol Mismatch: There may be a mismatch in the communication protocols being used.
  Timeouts: The request may be timing out due to slow response times from the external system.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the network connection between the SAP system and the external system is stable and functioning properly.
  Review Configuration Settings: Verify the configuration settings in both the SAP system and the external system to ensure they are correct.
  Check Service Status: Confirm that the external service or system is up and running. You may need to contact the administrator of the external system.
  Firewall and Security Settings: Review firewall rules and security settings to ensure that they allow communication between the systems.
  Protocol Verification: Ensure that both systems are using compatible communication protocols.
  Increase Timeout Settings: If timeouts are an issue, consider increasing the timeout settings in the SAP system or the external system.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or patches related to this error.
  Logs and Traces: Review system logs and traces for more detailed error messages that can help identify the root cause.
  Documentation: Refer to the official SAP documentation for the specific module or integration you are working with for more detailed troubleshooting steps.
  
  If the issue persists after trying the above solutions, it may be beneficial to engage SAP support or consult with a technical expert familiar with your specific SAP environment and integration scenario.