How To Fix SWK051 - Invalid symbol ('&1') in server name (launch handler &2)

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 051

• Message text: Invalid symbol ('&1') in server name (launch handler &2)

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 SWK051 - Invalid symbol ('&1') in server name (launch handler &2) ?

  The SAP error message SWK051 indicates that there is an invalid symbol in the server name when using a launch handler. This error typically arises in the context of SAP's workflow or background processing, where a server name is expected to follow certain naming conventions.
  Cause:
  The error is caused by the presence of invalid characters in the server name. SAP has specific rules regarding the characters that can be used in server names, and any deviation from these rules can trigger this error. Common causes include:
  
  Special characters (e.g., spaces, punctuation marks) in the server name.
  Incorrectly formatted server names that do not adhere to SAP's naming conventions.
  Typographical errors when entering the server name.
  
  Solution:
  To resolve the SWK051 error, you can take the following steps:
  
  
  Check Server Name: Review the server name specified in the configuration or the launch handler. Ensure that it only contains valid characters. Valid characters typically include:
  
  Alphanumeric characters (A-Z, a-z, 0-9)
  Underscores (_)
  Dashes (-)
  
  
  
  Correct Invalid Characters: If you find any invalid characters, replace them with valid ones. For example, if the server name contains spaces or special characters, remove or replace them.
  
  
  Configuration Review: If the server name is being pulled from a configuration file or a database, ensure that the source of the server name is correctly configured and does not contain invalid characters.
  
  
  Test Changes: After making the necessary corrections, test the changes to ensure that the error no longer occurs.
  
  
  Consult Documentation: If you are unsure about the naming conventions, refer to the SAP documentation or guidelines for server naming conventions.
  
  
  Check for Updates: Ensure that your SAP system is up to date, as there may be patches or updates that address related issues.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific notes related to the SWK051 error. SAP frequently publishes notes that provide additional context or solutions for specific error messages.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered the same issue and what solutions they have found.
  System Logs: Review system logs for additional context or related errors that may provide more insight into the issue.
  
  By following these steps, you should be able to identify and correct the cause of the SWK051 error in your SAP environment.