How To Fix TW408 - DY-DB-ACCESS-ERROR: tw_table_access call with unknown function

SAP Error Message - Details

• Message type: E = Error

• Message class: TW - R3trans - Messages

• Message number: 408

• Message text: DY-DB-ACCESS-ERROR: tw_table_access call with unknown 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 TW408 - DY-DB-ACCESS-ERROR: tw_table_access call with unknown function ?

  The SAP error message TW408 DY-DB-ACCESS-ERROR: tw_table_access call with unknown function typically indicates that there is an issue with a database access function being called in the context of a transaction or operation. This error can arise from various underlying causes, and here are some potential causes, solutions, and related information:
  Causes:
  
  Invalid Function Call: The error may occur if the function being called in the tw_table_access is not recognized or is incorrectly specified.
  Database Connection Issues: There may be problems with the database connection, such as the database being down or network issues.
  Authorization Issues: The user may not have the necessary permissions to access the database or perform the requested operation.
  Corrupted Data: There could be issues with the data in the database, such as corruption or inconsistencies.
  Configuration Issues: Incorrect configuration settings in the SAP system or database settings can lead to this error.
  
  Solutions:
  
  Check Function Name: Verify that the function name being called in the tw_table_access is correct and exists in the system.
  Database Connectivity: Ensure that the database is up and running, and check for any network issues that might be affecting connectivity.
  User Permissions: Review the user roles and permissions to ensure that the user has the necessary access rights to perform the operation.
  Data Integrity: Run consistency checks on the database to identify and resolve any data corruption issues.
  Review Configuration: Check the configuration settings in the SAP system and ensure that they are correctly set up for database access.
  Consult Logs: Look at the application logs and system logs for more detailed error messages that can provide additional context about the issue.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Use transaction codes like SM21 (System Log) or ST22 (Dump Analysis) to gather more information about the error.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation and resolution.