How To Fix LAW2_MESSAGES451 - Activate at least one user type.

SAP Error Message - Details

• Message type: E = Error

• Message class: LAW2_MESSAGES - LAW 2.0 Message Class

• Message number: 451

• Message text: Activate at least one user type.

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 LAW2_MESSAGES451 - Activate at least one user type. ?

  The SAP error message LAW2_MESSAGES451, which states "Activate at least one user type," typically occurs in the context of the SAP License Administration Workbench (LAW). This error indicates that there are no user types activated in the system, which is necessary for the proper functioning of the license management and reporting features.
  Cause:
  The primary cause of this error is that the system does not have any user types activated. User types in SAP are classifications of users based on their roles and the licenses they require. If no user types are activated, the system cannot track or manage user licenses effectively.
  Solution:
  To resolve this error, you need to activate at least one user type in the SAP system. Here are the steps to do this:
  
  
  Access the License Administration Workbench (LAW):
  
  Go to transaction code LAW in the SAP GUI.
  
  
  
  Navigate to User Types:
  
  In the LAW interface, look for the section related to user types or user management.
  
  
  
  Activate User Types:
  
  Select the user types that you want to activate. Common user types include Professional, Limited, and Employee users.
  Ensure that at least one user type is checked or activated.
  
  
  
  Save Changes:
  
  After selecting the desired user types, save your changes.
  
  
  
  Check for Errors:
  
  After activation, check if the error message LAW2_MESSAGES451 still appears. If it does, ensure that the activation was successful and that there are no other underlying issues.
  
  
  
  Related Information:
  
  User Types in SAP: Understanding the different user types and their licensing implications is crucial for compliance and effective license management.
  License Management: Regularly review and manage user licenses to ensure compliance with SAP licensing agreements.
  SAP Notes: Check for any relevant SAP Notes or documentation that may provide additional insights or updates related to this error message.
  System Configuration: Ensure that your system is properly configured for license management, including any necessary settings in the system profile.
  
  If you continue to experience issues after following these steps, consider reaching out to your SAP Basis team or SAP support for further assistance.