How To Fix SS101 - RFC destination & not known

SAP Error Message - Details

• Message type: E = Error

• Message class: SS - Integration IMG - function model - SAP analyzer

• Message number: 101

• Message text: RFC destination & not known

What causes this issue?

You are trying to open the SAPoffice folders in another client using an
RFC, but the RFC destination does not exist.

How to fix this error?

Maintain the RFC destination. The name to use comprises the name of the
current system, the client in which the documentation is to be done
(this has to be a Customizing client) and the word DOCUMENTATION. These
three elements are separated by underscores and must be written in all
caps (upper case).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SS101 - RFC destination & not known ?

  The SAP error message "SS101 RFC destination & not known" typically indicates that the system is unable to find a specified RFC (Remote Function Call) destination. This can occur in various scenarios, such as when trying to execute a remote function or when a program attempts to connect to another SAP system or external system.
  Causes:
  
  Missing RFC Destination: The specified RFC destination does not exist in the SAP system.
  Incorrect RFC Name: There may be a typo or incorrect name in the RFC destination being called.
  Authorization Issues: The user may not have the necessary authorizations to access the specified RFC destination.
  Configuration Issues: The RFC destination may not be properly configured or may have been deleted or deactivated.
  Network Issues: There could be network connectivity issues preventing access to the target system.
  
  Solutions:
  
  
  Check RFC Destination:
  
  Go to transaction code SM59 in the SAP GUI.
  Look for the specified RFC destination in the list. If it is not present, you will need to create it.
  
  
  
  Create or Modify RFC Destination:
  
  If the RFC destination is missing, create a new one by clicking on "Create" and filling in the necessary details (like target host, system number, client, etc.).
  If it exists but is not working, check the configuration settings and ensure they are correct.
  
  
  
  Verify Name and Typo:
  
  Double-check the name of the RFC destination in your code or configuration to ensure there are no typos.
  
  
  
  Check Authorizations:
  
  Ensure that the user executing the function has the necessary authorizations to access the RFC destination. You can check this in transaction SU01 for user roles and authorizations.
  
  
  
  Test Connection:
  
  In transaction SM59, select the RFC destination and use the "Connection Test" option to verify that the connection to the target system is working.
  
  
  
  Check Network Connectivity:
  
  Ensure that there are no network issues preventing access to the target system. This may involve checking firewalls, VPNs, or other network configurations.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM59: Manage RFC Destinations
  SU01: User Maintenance
  ST22: Dump Analysis (to check for any runtime errors)
  SICF: Check if the HTTP service is active (if applicable)
  
  
  
  Documentation: Refer to SAP Help documentation for detailed information on configuring RFC destinations and troubleshooting connectivity issues.
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to RFC destinations and connectivity problems.
  
  
  By following these steps, you should be able to identify and resolve the issue related to the "SS101 RFC destination & not known" error message in SAP.