How To Fix TW101 - Internal SQL error addressing object directory (TADIR)

TW101 - Overview

• Message type: E = Error

• Message class: TW - R3trans - Messages

• Message number: 101

• Message text: Internal SQL error addressing object directory (TADIR)

What causes this issue?

The database structure of the object directory TADIR is not consistent
with the ABAP Dictionary Structure. This is an internal error.

System Response

This message is a warning. R3trans continues to execute. However, there
is no protection for the original objects.

How to fix this error?

Contact the SAP Hotline.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TW101 - Internal SQL error addressing object directory (TADIR) ?

  The SAP error message TW101, which indicates an "Internal SQL error addressing object directory (TADIR)," typically arises when there is an issue with the database access or integrity related to the TADIR table. The TADIR table is crucial in SAP as it stores information about the objects in the SAP system, including their types and names.
  Causes of TW101 Error
  
  Database Corruption: There may be corruption in the database that affects the TADIR table or its indexes.
  Inconsistent Data: Inconsistencies in the data stored in the TADIR table can lead to SQL errors.
  Database Locking Issues: If the database is locked or if there are issues with concurrent access, it may lead to this error.
  Transport Issues: Problems during transport requests that affect the TADIR entries can also trigger this error.
  Insufficient Authorizations: Lack of proper authorizations to access the TADIR table can lead to SQL errors.
  
  Solutions
  
  
  Check Database Integrity:
  
  Use transaction codes like DB02 or DBACOCKPIT to