How To Fix TW407 - DY-DB-ACCESS-ERROR: Internal error in the TW_LINK_VALUES function

SAP Error Message - Details

• Message type: E = Error

• Message class: TW - R3trans - Messages

• Message number: 407

• Message text: DY-DB-ACCESS-ERROR: Internal error in the TW_LINK_VALUES function

What causes this issue?

An internal error occurred in the specified function in the library
twdbacc.

System Response

The action was terminated.

How to fix this error?

Inform SAP of this error, and the actions that led to it.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TW407 - DY-DB-ACCESS-ERROR: Internal error in the TW_LINK_VALUES function ?

  The SAP error message TW407 DY-DB-ACCESS-ERROR: Internal error in the TW_LINK_VALUES function typically indicates an issue related to database access within the context of the SAP system, particularly when dealing with the Transport Workflow (TW) functionality. This error can arise due to various reasons, including database inconsistencies, configuration issues, or problems with the transport management system.
  Possible Causes:
  
  Database Issues: There may be inconsistencies or corruption in the database tables related to transport management.
  Configuration Errors: Incorrect configuration settings in the transport management system or workflow settings.
  Authorization Problems: The user executing the transaction may not have the necessary authorizations to access certain database objects.
  System Bugs: There may be a bug in the SAP system or a specific version that is causing this error.
  Transport Directory Issues: Problems with the transport directory or transport files can also lead to this error.
  
  Solutions:
  
  
  Check Database Consistency:
  
  Use transaction codes like DB02 or DBACOCKPIT to check for database inconsistencies.
  Run database consistency checks and repair any issues found.
  
  
  
  Review Configuration:
  
  Verify the configuration settings for the transport management system. Ensure that all settings are correct and consistent.
  Check the transport routes and ensure that they are properly defined.
  
  
  
  User Authorizations:
  
  Ensure that the user has the necessary authorizations to perform the actions related to transport management.
  Use transaction SU53 to analyze authorization issues after the error occurs.
  
  
  
  Check SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. There may be patches or updates available that resolve the issue.
  Implement any recommended corrections or updates.
  
  
  
  Review Transport Directory:
  
  Check the transport directory for any issues. Ensure that the transport files are not corrupted and that the directory structure is intact.
  
  
  
  System Logs:
  
  Check the system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including any relevant logs and steps to reproduce the issue.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as ST22 (Dump Analysis), SM21 (System Log), and SU53 (Authorization Check).
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Documentation: Review SAP documentation related to transport management and workflow processes for best practices and troubleshooting tips.
  
  By following these steps, you should be able to diagnose and potentially resolve the TW407 error in your SAP system.