How To Fix DT227 - Check table & (Key was extended)

DT227 - Overview

• Message type: E = Error

• Message class: DT - Table activation (incl. indexes)

• Message number: 227

• Message text: Check table & (Key was extended)

What causes this issue?

New fields have been added to the key of the table. As this table
occurs as a check table in foreign key relationships, the affected
foreign keys are adjusted automatically to form generic foreign keys.
The new fields are excluded from the foreign key check.

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?

Mantain the foreign keys if you want to include the new fields in the
foreign key check.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DT227 - Check table & (Key was extended) ?

  The SAP error message DT227 ("Check table & (Key was extended)") typically occurs when there is an inconsistency between the key fields of a table and the data that is being processed. This error is often related to changes made in the database schema, such as extending the key fields of a table, which can lead to issues if the application logic or data integrity checks are not updated accordingly.
  
  Cause:
  
  Key Extension: The primary cause of this error is that the key of a database table has been extended (i.e., additional fields have been added to the key), but the related application logic or data processing does not account for these changes.
  Data Inconsistency: There may be existing data that does not conform to the new key structure, leading to validation errors.
  Transport Issues: If the changes were transported from a development environment to a production environment, there may be inconsistencies if the