How To Fix PG476 - User is logged on to more than one work center

SAP Error Message - Details

• Message type: E = Error

• Message class: PG - Error Messages for Master Data Programs

• Message number: 476

• Message text: User is logged on to more than one work center

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message PG476 - User is logged on to more than one work center ?

  The SAP error message PG476 ("User is logged on to more than one work center") typically occurs in the context of production planning and control, particularly when a user attempts to log into multiple work centers simultaneously. This can happen in environments where work centers are used for managing production activities, and the system restricts users to a single work center to avoid conflicts or data integrity issues.
  Cause:
  
  Multiple Logins: The user is logged into more than one work center at the same time. This can happen if the user has multiple sessions open or if they are trying to access different work centers in a single session.
  Session Management: SAP has session management rules that prevent a user from being active in more than one work center to ensure that data is not corrupted or mismanaged.
  Configuration Settings: The system may be configured to restrict users to a single work center for operational reasons.
  
  Solution:
  
  Log Out of Other Sessions: Ensure that the user is logged out of any other work center sessions. Close any additional SAP GUI sessions that may be open.
  Check Active Sessions: Use transaction code SM04 to check for active user sessions. This will show you all the sessions that the user is currently logged into. You can log off any unnecessary sessions from here.
  Single Work Center Access: If the user needs to work in multiple work centers, consider whether the business process can be adjusted to allow for this, or if the user can switch between work centers without needing to be logged into both simultaneously.
  User Training: Ensure that users are trained on the proper procedures for logging into work centers and the implications of being logged into multiple centers.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error message. Sometimes, there may be known issues or fixes provided by SAP.
  User Roles and Authorizations: Review the user roles and authorizations to ensure that they are set up correctly for the intended use of work centers.
  System Configuration: Consult with your SAP Basis or system administrator to review the configuration settings related to work center access and session management.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP support team or refer to SAP documentation for further troubleshooting steps.