How To Fix PF135 - Choose a server for switching

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 135

• Message text: Choose a server for switching

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 PF135 - Choose a server for switching ?

  The SAP error message PF135 "Choose a server for switching" typically occurs in the context of SAP's system landscape, particularly when dealing with server selection for a particular task or transaction. This error can arise in various scenarios, such as when trying to switch between different application servers or when a user is attempting to log into a specific instance of an SAP system.
  Cause:
  
  Server Configuration Issues: The system may not have the necessary configuration to allow for server switching.
  Network Issues: There may be connectivity problems between the client and the server.
  User Authorization: The user may not have the necessary permissions to access the server.
  System Load: The server may be overloaded or down, preventing the user from switching to it.
  Incorrect Client Settings: The client settings may not be properly configured to allow server selection.
  
  Solution:
  
  Check Server Availability: Ensure that the server you are trying to switch to is up and running. You can do this by checking the SAP system status or using transaction codes like SM51 (to view active servers).
  Review Configuration: Verify the configuration settings in the SAP system. Ensure that the server is correctly defined in the system landscape.
  User Permissions: Check if the user has the necessary authorizations to access the server. This can be done by reviewing the user roles and authorizations in transaction SU01.
  Network Connectivity: Ensure that there are no network issues preventing access to the server. You can test connectivity using tools like ping or telnet.
  SAP GUI Settings: If you are using SAP GUI, check the settings to ensure that the server list is correctly populated. You may need to refresh the server list or reconfigure the SAP GUI.
  Contact Basis Team: If the issue persists, it may be necessary to contact your SAP Basis team for further investigation. They can check the system logs and configurations for any underlying issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM51 (to view active application servers), SM12 (to check for locks), and ST22 (to view dumps).
  SAP Notes: Check SAP Notes for any known issues related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  Documentation: Review SAP documentation for server configuration and management to ensure that your system landscape is set up correctly.
  
  By following these steps, you should be able to diagnose and resolve the PF135 error in your SAP environment.