How To Fix MDG_DT_DATA_MODEL045 - Writing to the GTABKEY table failed

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_DT_DATA_MODEL - Messages for the Configuration Workbench Model Access API

• Message number: 045

• Message text: Writing to the GTABKEY table failed

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 MDG_DT_DATA_MODEL045 - Writing to the GTABKEY table failed ?

  The SAP error message MDG_DT_DATA_MODEL045 indicates that there was a failure when attempting to write to the GTABKEY table in the context of Master Data Governance (MDG). This error can occur due to various reasons, and understanding the cause is essential for troubleshooting and resolving the issue.
  Possible Causes:
  
  Database Locking Issues: The GTABKEY table might be locked by another transaction, preventing the write operation.
  Authorization Issues: The user executing the operation may not have the necessary authorizations to write to the GTABKEY table.
  Data Consistency Issues: There may be inconsistencies in the data being written, such as missing mandatory fields or invalid data formats.
  Technical Issues: There could be underlying technical issues, such as database connectivity problems or issues with the SAP system itself.
  Custom Code or Enhancements: If there are custom developments or enhancements that interact with the GTABKEY table, they might be causing the error.
  
  Solutions:
  
  Check for Locks: Use transaction codes like SM12 to