How To Fix WFRE_CON215 - RFC-Error: No Respond - Timed Out

SAP Error Message - Details

• Message type: E = Error

• Message class: WFRE_CON - Messages for SAP R/3 to SAP F&R Connection

• Message number: 215

• Message text: RFC-Error: No Respond - Timed Out

Self-Explanatory Message

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• What is the cause and solution for SAP error message WFRE_CON215 - RFC-Error: No Respond - Timed Out ?

  Certainly! Here's a detailed explanation regarding the SAP error message:
  
  SAP Error Message:
  WFRE_CON215 RFC-Error: No Respond - Timed Out
  
  Cause:
  This error typically occurs when a Remote Function Call (RFC) made by the SAP Workflow Runtime Engine does not receive a response within the expected time frame. The main reasons include:
  
  
  Network Issues:  
  
  Network latency or interruptions between the calling system and the target system.
  Firewall or security settings blocking RFC communication.
  
  
  
  Target System Unavailability:  
  
  The target SAP system or server is down or not reachable.
  The RFC destination is incorrectly configured or points to an inactive system.
  
  
  
  Performance Problems:  
  
  The called function module or service is taking too long to process.
  System overload or resource bottlenecks on the target system.
  
  
  
  Incorrect RFC Destination Configuration:  
  
  Wrong target system details (host, system number, client).
  Missing or incorrect user credentials for the RFC connection.
  
  
  
  SAP Gateway Issues:  
  
  SAP Gateway service is not running or is overloaded.
  Gateway parameters are misconfigured.
  
  
  
  
  Solution:
  To resolve the WFRE_CON215 RFC-Error: No Respond - Timed Out, follow these steps:
  
  
  Check RFC Destination:
  
  Go to transaction SM59.
  Test the RFC destination used by the workflow.
  Ensure the connection test is successful and the target system is reachable.
  
  
  
  Verify Network Connectivity:
  
  Ping the target system from the source system.
  Check for any firewall or network restrictions.
  Coordinate with your network team if necessary.
  
  
  
  Check Target System Status:
  
  Ensure the target SAP system is up and running.
  Check for any system dumps or performance issues.
  
  
  
  Review Gateway and Dispatcher:
  
  Use transaction SMGW to check the SAP Gateway status.
  Restart the gateway if necessary.
  Check dispatcher queues for any stuck requests.
  
  
  
  Increase Timeout Settings (if applicable):
  
  Sometimes increasing the timeout value for the RFC connection can help.
  In SM59, adjust the timeout parameters for the RFC destination.
  
  
  
  Check Workflow Runtime Logs:
  
  Use transaction SWI1 or SWI2_DIAG to analyze workflow errors.
  Look for any additional error details or patterns.
  
  
  
  Check System Performance:
  
  Use transaction ST22 for dumps.
  Use SM50/SM66 to check for long-running processes.
  Address any performance bottlenecks.
  
  
  
  Review User Authorizations:
  
  Ensure the user configured for the RFC destination has the necessary authorizations.
  
  
  
  
  Related Information:
  
  
  SAP Notes:
  
  Search for SAP Notes related to WFRE_CON215 or RFC timeout issues on the SAP Support Portal.
  
  
  Transactions to Use:  
  
  SM59 – RFC Destinations  
  SMGW – Gateway Monitor  
  SWI1 / SWI2_DIAG – Workflow Logs and Diagnostics  
  ST22 – ABAP Dumps  
  SM50 / SM66 – Process Monitoring
  
  
  
  Common SAP Forums and KBAs:
  
  Many SAP community forums discuss similar RFC timeout issues, often related to network or system availability problems.
  
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Error
  WFRE_CON215 RFC-Error: No Respond - Timed Out
  
  
  Cause
  RFC call did not receive response due to network issues, system unavailability, or config errors
  
  
  Solution
  Check RFC destination (SM59), network connectivity, system status, gateway, and increase timeout if needed
  
  
  Related Info
  Use SMGW, SWI1, ST22, and SAP Notes for further diagnostics
  
  
  
  
  If you need help with specific system parameters or logs, please provide more details about your SAP landscape and workflow scenario.