How To Fix CL051 - You are not authorized for class type "&"

SAP Error Message - Details

• Message type: E = Error

• Message class: CL - Classification

• Message number: 051

• Message text: You are not authorized for class type "&"

What causes this issue?

You want to maintain classes or allocations with class type &V1&.
However, you are not authorized to use this class type.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Choose another class type or ask your system manager to authorize you
to use this class type.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CL051 - You are not authorized for class type "&" ?

  The SAP error message CL051, which states "You are not authorized for class type '&'", typically occurs when a user attempts to access or perform actions related to a classification system in SAP but lacks the necessary authorizations for the specified class type.
  Cause:
  
  Authorization Issues: The user does not have the required authorization to access or modify the specified class type in the classification system.
  Missing Roles: The user’s role may not include the necessary permissions for the class type in question.
  Incorrect Class Type: The class type specified may not be correctly defined or may not exist in the system.
  
  Solution:
  
  
  Check User Authorizations:
  
  Use transaction code SU53 immediately after encountering the error to check the authorization check that failed. This will provide insight into which specific authorization object is missing.
  Review the user’s roles and authorizations in transaction SU01 (User Maintenance) or PFCG (Role Maintenance).
  
  
  
  Modify User Roles:
  
  If the user lacks the necessary authorizations, a security administrator should modify the user’s roles to include the required authorizations for the class type.
  Ensure that the relevant authorization objects (e.g., C_TCLAS, C_TCLAS_A, etc.) are included in the user’s roles.
  
  
  
  Consult with Security Team:
  
  If you are not authorized to change roles or authorizations, contact your SAP security team or administrator to request the necessary access.
  
  
  
  Verify Class Type:
  
  Ensure that the class type you are trying to access is correctly defined in the system. You can check this in transaction CL02 (Change Class) or CL03 (Display Class).
  
  
  
  Testing:
  
  After adjustments are made, have the user log out and log back in to ensure that the new authorizations take effect. Then, attempt the action again to see if the error persists.
  
  
  
  Related Information:
  
  Authorization Objects: Familiarize yourself with the relevant authorization objects related to classification, such as C_TCLAS (Class Type Authorization) and C_TCLAS_A (Class Type Authorization for Change).
  SAP Documentation: Refer to SAP Help documentation for detailed information on classification and authorization management.
  Transaction Codes:
  
  SU53: Display Authorization Check
  SU01: User Maintenance
  PFCG: Role Maintenance
  CL02/CL03: Class Maintenance
  
  
  
  By following these steps, you should be able to resolve the CL051 error and gain the necessary access to the class type in question.