How To Fix 00638 - Remote TP start failed

SAP Error Message - Details

• Message type: E = Error

• Message class: 00 -

• Message number: 638

• Message text: Remote TP start failed

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 00638 - Remote TP start failed ?

  The SAP error message "00638 Remote TP start failed" typically indicates that there is an issue with starting a remote transaction processor (TP) in the SAP system. This error can occur in various scenarios, such as when trying to execute a remote function call (RFC) or when initiating a background job that requires communication with a remote system.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the remote system.
  Configuration Issues: The RFC destination may not be correctly configured, or the remote system may not be set up properly.
  Authorization Problems: The user credentials used for the remote connection may not have the necessary authorizations.
  System Availability: The remote system may be down or not reachable.
  Transport Layer Issues: There may be issues with the transport layer that prevent the remote TP from starting.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Ensure that the network connection between the SAP system and the remote system is stable and operational. You can use tools like ping or traceroute to diagnose connectivity issues.
  
  
  
  Verify RFC Destination:
  
  Go to transaction SM59 in the SAP GUI and check the configuration of the RFC destination. Ensure that the connection type, target host, and system number are correctly set.
  Test the RFC connection using the "Test Connection" button in SM59.
  
  
  
  Check User Authorizations:
  
  Ensure that the user ID used for the remote connection has the necessary authorizations to execute the required transactions on the remote system.
  
  
  
  Check Remote System Status:
  
  Verify that the remote system is up and running. You can check the system logs or contact the system administrator of the remote system.
  
  
  
  Review System Logs:
  
  Check the SAP system logs (transaction SM21) and the developer trace files (transaction ST11) for any additional error messages or warnings that could provide more context about the failure.
  
  
  
  Transport Layer Configuration:
  
  If the issue is related to transport, ensure that the transport layer is correctly configured and that there are no issues with the transport routes.
  
  
  
  Restart Services:
  
  If applicable, try restarting the relevant services on both the local and remote systems to clear any temporary issues.
  
  
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  Documentation: Review the official SAP documentation for information on configuring RFC connections and troubleshooting remote connections.
  Community Forums: Consider searching or posting on SAP community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be necessary to engage SAP support for further assistance.