How To Fix DT403 - Inconsistent foreign key &-& deleted

DT403 - Overview

• Message type: E = Error

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

• Message number: 403

• Message text: Inconsistent foreign key &-& deleted

What causes this issue?

During reading, a foreign key was found to be irreparably inconsistent.
The foreign key was deleted.

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?

Check whether the foreign key for the table is correctly defined. (The
foreign key was deleted, but it could have been correctly created again
for an included foreign key by inheriting.)

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DT403 - Inconsistent foreign key &-& deleted ?

  The SAP error message DT403 "Inconsistent foreign key &-& deleted" typically occurs in the context of data integrity issues within the database, particularly when dealing with foreign key relationships. This error indicates that there is a foreign key constraint that is not being satisfied because the referenced record has been deleted or is otherwise inconsistent.
  
  Cause:
  
  Deleted Records: The primary cause of this error is that a record that is referenced by a foreign key has been deleted from the database. This can happen during data maintenance activities or due to data migration processes.
  Data Inconsistency: There may be inconsistencies in the data where the foreign key points to a non-existent or invalid record.
  Incorrect Data Entry: Manual data entry errors can lead to foreign keys pointing to records that do not exist.
  Data Migration Issues: If data has been migrated from one system to another, foreign key relationships may not have been maintained correctly.
  
  
  Solution:
  
  Check