How To Fix SHDB_PFW704 - RFC unknown error: &1 during &2

SAP Error Message - Details

• Message type: E = Error

• Message class: SHDB_PFW -

• Message number: 704

• Message text: RFC unknown error: &1 during &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.

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 SHDB_PFW704 - RFC unknown error: &1 during &2 ?

  The SAP error message SHDB_PFW704 RFC unknown error: &1 during &2 typically occurs in the context of using the SAP GUI scripting or when executing batch input sessions. This error indicates that there is an issue with the Remote Function Call (RFC) during the execution of a process, which can be caused by various factors.
  Possible Causes:
  
  Network Issues: There may be network connectivity problems between the SAP GUI and the application server.
  Authorization Issues: The user executing the transaction may not have the necessary authorizations to perform the action.
  System Configuration: There could be configuration issues in the SAP system that affect RFC communication.
  Session Timeout: The session may have timed out, leading to an RFC error.
  Incorrect Parameters: The parameters being passed to the RFC function may be incorrect or not matching the expected format.
  SAP System Load: High load on the SAP system can lead to timeouts or failures in processing RFC calls.
  
  Solutions:
  
  Check Network Connectivity: Ensure that there are no network issues between the client and the server. You can try pinging the server or checking network settings.
  Review Authorizations: Verify that the user has the necessary authorizations to execute the transaction or function module.
  Check System Configuration: Review the RFC destination settings in transaction SM59 to ensure they are correctly configured.
  Increase Timeout Settings: If the issue is related to session timeouts, consider increasing the timeout settings in the SAP system.
  Validate Input Parameters: Double-check the parameters being passed to the RFC function to ensure they are correct and in the expected format.
  Monitor System Performance: Use transaction SM50 or SM66 to monitor system performance and check for any bottlenecks or issues.
  
  Related Information:
  
  
  Transaction Codes: 
  
  SM59: To check and configure RFC destinations.
  SM21: To view system logs for any related error messages.
  ST22: To check for dumps that may provide more insight into the error.
  SM37: To monitor background jobs and check for any failed jobs related to the RFC call.
  
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  
  
  If the issue persists after trying the above solutions, it may be beneficial to contact SAP support for further assistance, providing them with detailed information about the error and the context in which it occurs.