How To Fix /SCWM/PI_APPL166 - No authorization for warehouse number &1 activity area &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/PI_APPL -

• Message number: 166

• Message text: No authorization for warehouse number &1 activity area &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/PI_APPL166 - No authorization for warehouse number &1 activity area &2 ?

  The SAP error message /SCWM/PI_APPL166 indicates that a user does not have the necessary authorization to perform an action in a specific warehouse number and activity area. This is a common issue in SAP Extended Warehouse Management (EWM) when users attempt to access or perform operations in a warehouse for which they lack the appropriate permissions.
  Cause:
  The error is typically caused by one of the following reasons:
  
  Missing Authorizations: The user role assigned to the user does not include the necessary authorizations for the specified warehouse number and activity area.
  Incorrect Role Assignment: The user may not be assigned to the correct role that includes the required authorizations.
  Authorization Object Restrictions: The authorization objects related to warehouse management (e.g., W_T301, W_T302, etc.) may not be configured correctly to allow access to the specified warehouse and activity area.
  
  Solution:
  To resolve this issue, you can follow these steps:
  
  
  Check User Roles:
  
  Go to transaction SU01 (User Maintenance) and enter the user ID.
  Check the roles assigned to the user and ensure that they include the necessary authorizations for the warehouse number and activity area in question.
  
  
  
  Review Authorization Objects:
  
  Use transaction SU53 immediately after the error occurs to see which authorization check failed. This will provide insight into which specific authorization object is missing.
  Common authorization objects for warehouse management include:
  
  W_T301 (Warehouse Management: Authorization for Warehouse Number)
  W_T302 (Warehouse Management: Authorization for Activity Area)
  
  
  
  
  
  Modify Roles:
  
  If the user lacks the necessary authorizations, you may need to modify the user’s roles or create a new role that includes the required authorizations.
  Use transaction PFCG (Role Maintenance) to adjust the roles and add the necessary authorizations.
  
  
  
  Test Changes:
  
  After making changes to the roles or authorizations, have the user log out and log back in to test if the issue is resolved.
  
  
  
  Consult Security Team:
  
  If you do not have the necessary permissions to change roles or authorizations, consult your SAP security team or administrator for assistance.
  
  
  
  Related Information:
  
  Authorization Concept in SAP: Understanding how authorizations work in SAP is crucial. Authorizations are managed through roles and profiles, and each role can contain multiple authorization objects.
  Transaction Codes:
  
  SU01: User Maintenance
  SU53: Display Authorization Check
  PFCG: Role Maintenance
  
  
  Documentation: Refer to SAP Help documentation for detailed information on authorization objects and their configuration in EWM.
  
  By following these steps, you should be able to identify and resolve the authorization issue related to the error message /SCWM/PI_APPL166.