How To Fix SWL_WP050 - User information "&" contains invalid characters

SAP Error Message - Details

• Message type: E = Error

• Message class: SWL_WP - Message for Workflow in Workplace

• Message number: 050

• Message text: User information "&" contains invalid characters

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 SWL_WP050 - User information "&" contains invalid characters ?

  The SAP error message SWL_WP050 indicates that there is an issue with the user information provided in a workflow context. Specifically, it states that the user information contains invalid characters. This error typically arises in scenarios where user IDs or names are being processed, and the system is unable to recognize or validate the characters used.
  Cause:
  
  Invalid Characters: The user information may contain special characters, spaces, or symbols that are not allowed in SAP user IDs.
  Incorrect Formatting: The user ID may not adhere to the expected format, such as length restrictions or character set limitations.
  Data Entry Errors: Manual entry of user information may lead to typographical errors or the inclusion of unintended characters.
  
  Solution:
  
  Check User ID: Verify the user ID or name for any invalid characters. Ensure that it only contains valid alphanumeric characters and underscores.
  Correct Formatting: Ensure that the user ID adheres to the SAP naming conventions, which typically allow only certain characters and have specific length requirements.
  Use Transaction SU01: If you have the necessary permissions, you can use transaction SU01 to check the user details and make corrections if needed.
  Review Workflow Configuration: If the error occurs in a specific workflow, review the workflow configuration to ensure that user assignments are correctly set up without invalid characters.
  Consult Documentation: Refer to SAP documentation or help resources for specific character restrictions related to user IDs in your version of SAP.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  User Management: Familiarize yourself with user management best practices in SAP, including how to create and maintain user accounts.
  Workflow Administration: Understand the workflow administration tools and how to troubleshoot common workflow issues.
  
  If the problem persists after checking the above points, consider reaching out to your SAP Basis or security team for further assistance, as they may have additional tools or insights to resolve the issue.