How To Fix 0S156 - Structure SQLTDDINFO has changed

0S156 - Overview

• Message type: E = Error

• Message class: 0S - Messages for the SQL trace

• Message number: 156

• Message text: Structure SQLTDDINFO has changed

What causes this issue?

The structure SQLDDINFO contains fields which the system did not expect
to find.

System Response

Processing continues after the error message.

How to fix this error?

Check structure SQLDDINFO. More information may be required from the
ABAP Dictionary. If this is the case, the program has to be modified.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

0S156 - Details

• The SAP error message 0S156 Structure SQLTDDINFO has changed typically indicates that there is a mismatch or inconsistency in the structure of the SQLTDDINFO table or data structure in the SAP system. This can occur due to various reasons, such as changes in the database schema, updates to the SAP system, or inconsistencies in the transport of changes between different environments (e.g., development, testing, production).
  Causes:
  
  Database Schema Changes: If there have been changes to the underlying database schema that affect the SQLTDDINFO structure, this error may occur.
  Transport Issues: If changes were transported from one system to another and the transport did not complete successfully, it could lead to inconsistencies.
  SAP System Upgrade: An upgrade to a newer version of SAP might have introduced changes to the structure that are not compatible with the existing data.
  Custom Development: Custom developments or modifications that affect the SQLTDDINFO structure can also lead to this error.
  
  Solutions:
  
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