How To Fix UMG191 - Table cannot be inserted and the table may be already in table UMGTSKQ

SAP Error Message - Details

• Message type: E = Error

• Message class: UMG - Message Class for the Unicode Migration Tool.

• Message number: 191

• Message text: Table cannot be inserted and the table may be already in table UMGTSKQ

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message UMG191 - Table cannot be inserted and the table may be already in table UMGTSKQ ?

  The SAP error message UMG191 indicates that there is an issue with inserting a table into the database, specifically that the table may already exist in the temporary table UMGTSKQ. This error typically arises in the context of SAP's User Management Engine (UME) or when dealing with user management tasks.
  Cause:
  
  Duplicate Entry: The most common cause of this error is that the table you are trying to insert already exists in the UMGTSKQ table. This can happen if a previous operation did not complete successfully or if there is a logic error in the code that attempts to insert the table.
  Transaction Issues: If there are ongoing transactions that are locking the table or if there are inconsistencies in the database state, this can lead to this error.
  Configuration Issues: Incorrect configurations in the UME or related components can also lead to this error.
  
  Solution:
  
  Check Existing Entries: Before attempting to insert a new table, check the UMGTSKQ table to see if the entry already exists. You can do this by executing a SQL query to select from the UMGTSKQ table.
  SELECT * FROM UMGTSKQ WHERE <your_conditions>;
  
  Remove Duplicate Entries: If you find that the entry already exists and it is not needed, you can remove it from the UMGTSKQ table. Be cautious with this step, as it may affect other processes.
  DELETE FROM UMGTSKQ WHERE <your_conditions>;
  
  Review Transaction Logs: Check the transaction logs to see if there were any issues during previous operations that might have left the database in an inconsistent state.
  Restart the Process: If the error occurred during a specific process, try restarting that process after ensuring that there are no locks or ongoing transactions that could interfere.
  Consult Documentation: Review SAP documentation or notes related to the UME and the specific error message for any additional troubleshooting steps or patches that may be available.
  Contact SAP Support: If the issue persists and you cannot resolve it, consider reaching out to SAP support for assistance, providing them with the error details and any relevant logs.
  
  Related Information:
  
  SAP Notes: Check for any SAP Notes related to UMG191 or UME issues, as they may provide specific fixes or workarounds.
  System Logs: Review system logs (transaction SLG1) for any additional error messages or warnings that could provide more context about the issue.
  Database Consistency: Ensure that your database is consistent and that there are no integrity issues that could be causing this error.
  
  By following these steps, you should be able to diagnose and resolve the UMG191 error in your SAP system.