How To Fix PU818 - Error when changing sapnames file if user &

SAP Error Message - Details

• Message type: E = Error

• Message class: PU - Upgrade and Transport Log Messages

• Message number: 818

• Message text: Error when changing sapnames file if user &

What causes this issue?

An error occurred when attempting to change the Sapnames file of user
&V1&.
If this error can be reproduced, the syntax of the Sapnames file of
user &V1& is probably incorrect.
This may be caused by operating system problems, such as an overloaded
hard disk or NFS partitions.

System Response

Depending on the type of error, you may have lost data. This loss of
data affects the functions of the <LS>Overview of Transports and
Repairs</> (right half of the initial Transport Organizer screen).

How to fix this error?

Inform the system administrator.
Sapnames files have a line-based structure. Each request/repair can
appear only once in each file. The request number always appears at the
start of a line.
Double entries are errors and must be removed.
Any severely corrupt files must be deleted.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PU818 - Error when changing sapnames file if user & ?

  The SAP error message PU818 typically occurs when there is an issue with the SAP names file, particularly when trying to change or update it for a user. This error can arise due to various reasons, including permission issues, incorrect configurations, or system inconsistencies.
  Cause of PU818 Error
  
  User Permissions: The user attempting to change the SAP names file may not have the necessary authorizations or permissions to perform this action.
  File Locking: The SAP names file may be locked by another process or user, preventing changes from being made.
  Incorrect Configuration: There may be issues with the configuration of the SAP system or the specific user profile.
  System Inconsistencies: There could be inconsistencies in the user master data or other related tables.
  
  Solution
  To resolve the PU818 error, you can try the following steps:
  
  
  Check User Permissions:
  
  Ensure that the user has the necessary authorizations to change the SAP names file. This may involve checking roles and profiles assigned to the user.
  
  
  
  Unlock the File:
  
  If the file is locked, identify the process or user that is holding the lock and resolve the issue. You may need to contact your system administrator for assistance.
  
  
  
  Review Configuration:
  
  Check the configuration settings related to user management and the SAP names file. Ensure that everything is set up correctly.
  
  
  
  Check for System Inconsistencies:
  
  Use transaction codes like SU53 (to analyze authorization issues) or SUIM (to check user information) to identify any inconsistencies in user data.
  
  
  
  Consult SAP Notes:
  
  Look for relevant SAP Notes in the SAP Support Portal that may address this specific error. There may be patches or updates that can resolve the issue.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error and the steps you have already taken.
  
  
  
  Related Information
  
  Transaction Codes: Familiarize yourself with transaction codes like SU01 (User Maintenance), SU53 (Authorization Check), and SUIM (User Information System) for managing user profiles and permissions.
  SAP Documentation: Refer to the official SAP documentation for detailed information on user management and error handling.
  System Logs: Check system logs (SM21) for any additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to diagnose and resolve the PU818 error effectively.