How To Fix GT204 - Table & is not locked for a conversion

GT204 - Overview

• Message type: E = Error

• Message class: GT - Database utilities

• Message number: 204

• Message text: Table & is not locked for a conversion

What causes this issue?

This message indicates that a serious error has occurred.

System Response

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

How to fix this error?

Please consult SAP.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GT204 - Table & is not locked for a conversion ?

  The SAP error message GT204 indicates that a specific table is not locked for a conversion process. This error typically arises during data migration or conversion activities, such as when using the SAP Migration Cockpit or during system upgrades.
  
  Cause:
  The error can occur due to several reasons:
  
  Table Locking Issues: The table in question may not be properly locked, which is necessary to ensure data integrity during the conversion process.
  Concurrent Access: Other processes or users may be accessing the table, preventing it from being locked.
  
  Configuration Issues: There may be configuration settings that are preventing the locking mechanism from functioning correctly.
  Database Issues: There could be underlying database issues that are affecting the locking mechanism.
  
  
  Solution:
  To resolve the GT204 error, you can take the following steps:
  
  
  Check for Active Sessions: Use transaction codes like SM12 to check for any active locks on the table. If there are active sessions, you may need to terminate them or