How To Fix SCSM_CCMS019 - RFC connection &1 is not operational

SAP Error Message - Details

• Message type: E = Error

• Message class: SCSM_CCMS - CCMS Texts for CCMS Check

• Message number: 019

• Message text: RFC connection &1 is not operational

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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Smart SAP Assistant

• What is the cause and solution for SAP error message SCSM_CCMS019 - RFC connection &1 is not operational ?

  The SAP error message SCSM_CCMS019 indicates that an RFC (Remote Function Call) connection is not operational. This can occur for various reasons, and understanding the cause is essential for troubleshooting and resolving the issue. Below are some common causes, potential solutions, and related information.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP systems involved in the RFC connection.
  Configuration Errors: The RFC destination may not be configured correctly in the SAP system.
  Authorization Issues: The user credentials used for the RFC connection may not have the necessary authorizations.
  System Downtime: The target system may be down or not reachable.
  Firewall Restrictions: Firewalls may be blocking the required ports for the RFC connection.
  SAP Gateway Issues: The SAP Gateway service may not be running or may be misconfigured.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Use tools like ping or traceroute to verify that the target system is reachable from the source system.
  Ensure that there are no network outages or issues.
  
  
  
  Verify RFC Destination Configuration:
  
  Go to transaction SM59 in the SAP GUI.
  Check the configuration of the RFC destination that is causing the error.
  Ensure that the connection type, target host, and system number are correctly configured.
  
  
  
  Test the RFC Connection:
  
  In transaction SM59, select the RFC destination and use the "Test Connection" button to check if the connection is operational.
  If the test fails, review the error message for more details.
  
  
  
  Check User Authorizations:
  
  Ensure that the user credentials used for the RFC connection have the necessary authorizations to access the target system.
  You can check user roles and authorizations in transaction SU01.
  
  
  
  Check System Status:
  
  Verify that the target SAP system is up and running.
  Check the system logs for any errors or issues that may indicate downtime.
  
  
  
  Review Firewall Settings:
  
  Ensure that the necessary ports for RFC communication (typically port 3200 for SAP systems) are open and not blocked by firewalls.
  
  
  
  Check SAP Gateway:
  
  Ensure that the SAP Gateway service is running on both the source and target systems.
  You can check the status of the gateway using transaction SMGW.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM59: RFC Destinations
  SMGW: Gateway Monitor
  SU01: User Maintenance
  SICF: HTTP Service Hierarchy
  
  
  
  Logs and Traces:
  
  Check the system logs (transaction SM21) for any related error messages.
  Use transaction ST22 to check for dumps that may provide additional context.
  
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to RFC connections.
  
  
  By following these steps, you should be able to identify the cause of the RFC connection issue and implement the appropriate solution. If the problem persists, consider reaching out to your SAP Basis team or SAP support for further assistance.