How To Fix /IWPGW/TGW_TCM_MSG101 - Reading properties of RFC destination &1 failed (RC:&2)

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWPGW/TGW_TCM_MSG -

• Message number: 101

• Message text: Reading properties of RFC destination &1 failed (RC:&2)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWPGW/TGW_TCM_MSG101 - Reading properties of RFC destination &1 failed (RC:&2) ?

  The SAP error message /IWPGW/TGW_TCM_MSG101 Reading properties of RFC destination &1 failed (RC:&2) typically indicates an issue with the Remote Function Call (RFC) destination configuration in your SAP system. This error can occur in various scenarios, particularly when trying to access or communicate with an external system or service.
  Cause:
  
  RFC Destination Configuration: The specified RFC destination (&1) may not be correctly configured in the SAP system. This could include incorrect connection parameters, such as the target host, system number, or client.
  Network Issues: There may be network connectivity issues preventing the SAP system from reaching the target system defined in the RFC destination.
  Authorization Issues: The user credentials used for the RFC connection may not have the necessary authorizations to access the target system.
  Service Availability: The target system may be down or not available, leading to a failure in reading the properties of the RFC destination.
  SAP Gateway Issues: There could be issues with the SAP Gateway itself, such as configuration problems or service not running.
  
  Solution:
  
  
  Check RFC Destination Configuration:
  
  Go to transaction SM59 in the SAP GUI.
  Locate the RFC destination (&1) and check its configuration.
  Ensure that the connection parameters (like target host, system number, client, etc.) are correct.
  
  
  
  Test the Connection:
  
  In transaction SM59, select the RFC destination and use the "Connection Test" option to verify if the connection can be established successfully.
  
  
  
  Check Network Connectivity:
  
  Ensure that there are no network issues preventing access to the target system. You can use tools like ping or telnet to check connectivity.
  
  
  
  Review User Authorizations:
  
  Ensure that the user credentials used for the RFC connection have the necessary authorizations to access the target system.
  
  
  
  Check Target System Availability:
  
  Verify that the target system is up and running. If it is down, you may need to contact the system administrator.
  
  
  
  Review SAP Gateway Configuration:
  
  Check the SAP Gateway settings and ensure that the necessary services are running. You can use transaction SMGW to monitor the gateway.
  
  
  
  Check Logs for More Details:
  
  Review the system logs (transaction SM21) and the developer trace files (transaction ST11) for any additional error messages or clues related to the issue.
  
  
  
  Related Information:
  
  RFC Destinations: RFC destinations are used in SAP to define how to connect to other SAP systems or external systems. They can be configured as "ABAP Connections" or "TCP/IP Connections."
  Transaction Codes:
  
  SM59: Manage RFC destinations.
  SMGW: Monitor the SAP Gateway.
  SM21: View system logs.
  ST11: Access developer traces.
  
  
  
  By following these steps, you should be able to identify and resolve the issue related to the RFC destination error message. If the problem persists, consider reaching out to your SAP Basis team or SAP support for further assistance.