How To Fix SWK055 - Invalid format for server name in launch handler (category &)

SAP Error Message - Details

• Message type: E = Error

• Message class: SWK - Messages for Workflow - Workplace Plug-In 4.0B

• Message number: 055

• Message text: Invalid format for server name in launch handler (category &)

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SWK055 - Invalid format for server name in launch handler (category &) ?

  The SAP error message SWK055, which states "Invalid format for server name in launch handler (category &)," typically occurs in the context of SAP's Web Application Server or when dealing with the SAP GUI. This error indicates that there is an issue with the format of the server name being used in a launch handler, which is responsible for starting applications or services.
  Cause:
  
  Incorrect Server Name Format: The server name provided may not conform to the expected format. This could include invalid characters, incorrect length, or not following the naming conventions.
  Configuration Issues: There may be misconfigurations in the SAP system settings or in the launch handler configuration.
  Network Issues: If the server name is supposed to resolve to an IP address, there may be DNS issues or network connectivity problems.
  Typographical Errors: Simple typos in the server name can lead to this error.
  
  Solution:
  
  Check Server Name: Verify the server name being used in the launch handler. Ensure it follows the correct format and naming conventions. It should typically be a valid hostname or IP address.
  Review Configuration: Check the configuration settings in the SAP system for the launch handler. Ensure that all parameters are set correctly.
  DNS Resolution: If the server name is a hostname, ensure that it can be resolved correctly to an IP address. You can use commands like ping or nslookup to verify this.
  Correct Typographical Errors: Double-check for any typos in the server name or related configuration settings.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on the expected format for server names in your version of SAP.
  Contact Support: If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  System Logs: Review system logs (transaction SM21) for any additional error messages or warnings that could provide more context.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SMICM (ICM Monitor) or SMLG (Logon Groups) that may help in diagnosing the issue.
  
  By following these steps, you should be able to identify and resolve the cause of the SWK055 error in your SAP environment.