How To Fix CX644 - Database table already contains entries

CX644 - Overview

• Message type: E = Error

• Message class: CX - Nachrichten für Konfigurationsprozess

• Message number: 644

• Message text: Database table already contains entries

What causes this issue?

You can only transfer the contents of a variant table to a database
table if the database table is empty in the current client.

System Response

Database table &V1& is not empty, so you cannot transfer the contents
of the variant table.

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CX644 - Database table already contains entries ?

  The SAP error message CX644, which states "Database table already contains entries," typically occurs when there is an attempt to insert data into a database table that already has existing entries, and the operation is not allowed due to constraints such as primary keys or unique indexes.
  
  Cause:
  
  Primary Key Violation: The table has a primary key defined, and the insert operation is trying to add a record with a key that already exists.
  Unique Constraint Violation: Similar to primary keys, if there are unique constraints on certain fields, trying to insert a record with duplicate values in those fields will trigger this error.
  Data Consistency Issues: The application logic may be attempting to insert data that should not be duplicated based on business rules.
  Incorrect Logic in Custom Code: If there is custom ABAP code or enhancements that handle data insertion, there may be logic errors leading to attempts to insert duplicate records.
  
  
  Solution:
  
  Check Existing