How To Fix EHPRC_RCS_TOOL291 - Communication error with RFC destination &1; cannot read table &2

SAP Error Message - Details

• Message type: E = Error

• Message class: EHPRC_RCS_TOOL -

• Message number: 291

• Message text: Communication error with RFC destination &1; cannot read table &2

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message EHPRC_RCS_TOOL291 - Communication error with RFC destination &1; cannot read table &2 ?

  The SAP error message EHPRC_RCS_TOOL291 indicates a communication error with a Remote Function Call (RFC) destination. This error typically occurs when the system is unable to establish a connection to the specified RFC destination, which is necessary for reading a particular table in the SAP system.
  Causes:
  
  
  RFC Destination Configuration Issues: The RFC destination may not be configured correctly in the SAP system. This could include incorrect connection parameters, such as the target system's IP address, port, or system ID.
  
  
  Network Issues: There may be network connectivity problems between the SAP system and the target system. This could be due to firewall settings, network outages, or incorrect routing.
  
  
  Authorization Issues: The user credentials used for the RFC connection may not have the necessary authorizations to access the specified table.
  
  
  Target System Down: The target SAP system may be down or not reachable at the time of the request.
  
  
  SAP Gateway Issues: The SAP Gateway service may not be running or may be misconfigured.
  
  
  Solutions:
  
  
  Check RFC Destination Configuration:
  
  Go to transaction SM59 in the SAP GUI.
  Locate the RFC destination mentioned in the error message.
  Verify the connection parameters (e.g., target host, system number, client, user, password).
  Test the connection using the "Connection Test" button.
  
  
  
  Network Troubleshooting:
  
  Ensure that the network connection between the two systems is stable.
  Check for any firewall rules that might be blocking the connection.
  Use tools like ping or telnet to verify connectivity to the target system.
  
  
  
  Review User Authorizations:
  
  Ensure that the user credentials used for the RFC connection have the necessary authorizations to access the specified table.
  Check the roles and profiles assigned to the user in transaction SU01.
  
  
  
  Check Target System Status:
  
  Verify that the target SAP system is up and running.
  Check for any scheduled maintenance or downtime.
  
  
  
  SAP Gateway Configuration:
  
  Ensure that the SAP Gateway service is running on both the source and target systems.
  Check the gateway logs for any errors that might indicate issues.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that might address this specific error or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM59: Manage RFC Destinations
  SU01: User Maintenance
  SMGW: Monitor SAP Gateway
  ST22: Dump Analysis (to check for any ABAP runtime errors)
  
  
  
  Documentation: Refer to the SAP Help Portal for detailed documentation on RFC connections and troubleshooting.
  
  
  If the issue persists after following these steps, it may be beneficial to engage with your SAP Basis team or SAP support for further assistance.