How To Fix PF134 - Select an application server

SAP Error Message - Details

• Message type: E = Error

• Message class: PF - System parametrization messages in Computing Ctr Mgmt System

• Message number: 134

• Message text: Select an application server

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?

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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 PF134 - Select an application server ?

  The SAP error message PF134, which states "Select an application server," typically occurs when a user attempts to log into the SAP system but has not specified an application server or the system cannot find the specified server. This can happen for various reasons, including configuration issues or network problems.
  Causes of PF134 Error
  
  No Application Server Selected: The user did not select an application server from the list.
  Network Issues: There may be network connectivity problems preventing the client from reaching the application server.
  Server Configuration: The application server may not be properly configured or may be down.
  SAP GUI Configuration: The SAP GUI might not be configured correctly, leading to issues in connecting to the application server.
  Load Balancing Issues: If using a load balancer, it may not be directing traffic correctly to the available application servers.
  
  Solutions to PF134 Error
  
  
  Select an Application Server:
  
  When logging in, ensure that you select an application server from the dropdown list in the SAP GUI login screen. If the list is empty, you may need to check your network connection or server availability.
  
  
  
  Check Network Connectivity:
  
  Ensure that your network connection is stable and that you can reach the SAP application server. You can try pinging the server or accessing it through other means.
  
  
  
  Verify Server Status:
  
  Check if the application server is up and running. You may need to contact your system administrator to verify the status of the server.
  
  
  
  SAP GUI Configuration:
  
  Ensure that your SAP GUI is correctly configured. You may need to check the SAP GUI settings or reinstall it if necessary.
  
  
  
  Review Load Balancer Settings:
  
  If your organization uses a load balancer, ensure that it is configured correctly and that it is directing traffic to the available application servers.
  
  
  
  Check SAP Router Configuration:
  
  If you are using an SAP router, ensure that it is configured correctly and that it can route requests to the application server.
  
  
  
  Related Information
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the PF134 error. SAP frequently updates its knowledge base with solutions to common problems.
  System Logs: Review system logs (transaction SM21) for any related error messages that might provide more context about the issue.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your IT support team or SAP Basis team for further investigation.