How To Fix /PF1/TCP_SOCKET001 - TCP Socket Connection: &1; Area: &2 ID: &3 &4

SAP Error Message - Details

• Message type: E = Error

• Message class: /PF1/TCP_SOCKET -

• Message number: 001

• Message text: TCP Socket Connection: &1; Area: &2 ID: &3 &4

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /PF1/TCP_SOCKET001 - TCP Socket Connection: &1; Area: &2 ID: &3 &4 ?

  The SAP error message /PF1/TCP_SOCKET001 TCP Socket Connection: &1; Area: &2 ID: &3 &4 typically indicates an issue with TCP socket connections in the SAP system. This error can arise in various contexts, such as when trying to connect to external systems, databases, or services.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the target system or service.
  Configuration Errors: Incorrect configuration settings in the SAP system or the target system can lead to connection failures.
  Firewall Restrictions: Firewalls may be blocking the required ports for TCP connections.
  Service Availability: The target service or system may be down or not responding.
  Incorrect Hostname/IP Address: The hostname or IP address specified in the connection settings may be incorrect.
  Timeouts: The connection attempt may be timing out due to slow network conditions or unresponsive services.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Use tools like ping or traceroute to verify connectivity to the target system.
  Ensure that the network path is clear and that there are no interruptions.
  
  
  
  Review Configuration Settings:
  
  Verify the connection parameters in the SAP system (e.g., RFC destination settings).
  Ensure that the hostname/IP address and port number are correctly configured.
  
  
  
  Firewall and Security Settings:
  
  Check firewall rules to ensure that the necessary ports are open for TCP connections.
  If applicable, review any security groups or network access control lists (ACLs).
  
  
  
  Service Status:
  
  Confirm that the target service or system is up and running.
  Check logs on the target system for any errors or issues.
  
  
  
  Increase Timeout Settings:
  
  If timeouts are an issue, consider increasing the timeout settings in the SAP system or the target service.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  SAP Documentation: Review the official SAP documentation for TCP/IP connections and RFC settings.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  Logs and Traces: Check the SAP system logs (transaction SM21) and traces (transaction ST01) for more detailed error messages that can provide additional context.
  
  If the issue persists after trying the above solutions, it may be beneficial to involve your network or system administrator for further investigation.