How To Fix UGMD401 - Key fields of the UGMDENQUEUE table are incomplete

SAP Error Message - Details

• Message type: E = Error

• Message class: UGMD - FIN Master Data: Messages

• Message number: 401

• Message text: Key fields of the UGMDENQUEUE table are incomplete

What causes this issue?

Table UGMDENQUEUE has an insufficient number of key fields.

System Response

Processing terminated.

How to fix this error?

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UGMD401 - Key fields of the UGMDENQUEUE table are incomplete ?

  The SAP error message UGMD401 indicates that there is an issue with the key fields of the UGMDENQUEUE table being incomplete. This typically occurs in the context of enqueue management, which is part of SAP's locking mechanism to ensure data consistency during concurrent access.
  Cause:
  The error usually arises due to one of the following reasons:
  
  Incomplete Data: The key fields required for the UGMDENQUEUE table are not fully populated. This can happen if the application logic that populates these fields is not functioning correctly.
  Configuration Issues: There may be configuration issues in the system that prevent the proper initialization or management of the enqueue table.
  Database Issues: There could be underlying database issues, such as corruption or misconfiguration, that affect the integrity of the UGMDENQUEUE table.
  Concurrency Issues: If multiple processes are trying to access or modify the same data simultaneously, it may lead to incomplete entries in the enqueue table.
  
  Solution:
  To resolve the UGMD401 error, you can take the following steps:
  
  
  Check Application Logic: Review the code or configuration that populates the UGMDENQUEUE table to ensure that all required key fields are being filled correctly.
  
  
  Review Configuration: Ensure that the configuration settings related to enqueue management are correct. This may involve checking the settings in transaction codes like SM12 (for lock entries) and SM21 (for system logs).
  
  
  Database Consistency Check: Perform a consistency check on the database to ensure that there are no issues with the UGMDENQUEUE table. You can use transaction DB02 to analyze the database.
  
  
  Clear Locks: If there are stale or incomplete locks, you can clear them using transaction SM12. Be cautious when doing this, as it may affect other users or processes.
  
  
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as this may resolve known issues related to enqueue management.
  
  
  Consult SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. There may be specific fixes or recommendations provided by SAP.
  
  
  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, including any relevant logs or screenshots.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (for managing lock entries), SM21 (for system logs), and DB02 (for database analysis).
  SAP Notes: Regularly check the SAP Support Portal for notes related to enqueue management and the UGMD401 error.
  Documentation: Review SAP documentation on enqueue management and locking mechanisms to better understand how they work and how to troubleshoot related issues.
  
  By following these steps, you should be able to identify and resolve the cause of the UGMD401 error in your SAP system.