How To Fix MX528 - Dependent tables of multiplex table & first have to be deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: MX - Table Multiplexing and Conversion Programs for UPG

• Message number: 528

• Message text: Dependent tables of multiplex table & first have to be deleted

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MX528 - Dependent tables of multiplex table & first have to be deleted ?

  The SAP error message MX528 indicates that there are dependent tables associated with a multiplex table that need to be deleted before you can delete the multiplex table itself. This error typically arises in the context of data modeling or database management within SAP systems, particularly when dealing with multiplex tables in the context of SAP BW (Business Warehouse) or SAP HANA.
  Cause:
  The error occurs because:
  
  Dependent Tables: The multiplex table has one or more dependent tables that are linked to it. These tables must be removed or deleted first before the multiplex table can be deleted.
  Data Integrity: SAP enforces data integrity rules to ensure that no orphaned records or references are left in the database, which is why it prevents the deletion of the multiplex table until its dependencies are resolved.
  
  Solution:
  To resolve the MX528 error, follow these steps:
  
  
  Identify Dependent Tables:
  
  Use transaction codes like SE11 (Data Dictionary) or SE80 (Object Navigator) to find the multiplex table and its dependent tables.
  Check the table relationships to identify which tables are dependent on the multiplex table.
  
  
  
  Delete Dependent Tables:
  
  Once you have identified the dependent tables, you need to delete them first. This can be done using transaction code SE14 (Database Utility) or directly through the Data Dictionary.
  Ensure that you have the necessary authorizations to delete these tables.
  
  
  
  Delete the Multiplex Table:
  
  After successfully deleting all dependent tables, you can now proceed to delete the multiplex table itself using the same methods.
  
  
  
  Backup:
  
  Before performing any deletions, it is advisable to back up the data or ensure that you have a recovery plan in place, as deleting tables can lead to data loss.
  
  
  
  Check for Other Dependencies:
  
  After deleting the dependent tables, double-check for any other dependencies that might exist, such as views or indexes that reference the multiplex table.
  
  
  
  Related Information:
  
  Documentation: Refer to SAP Help documentation for more details on managing tables and understanding multiplex tables.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11, SE14, SE80, and SE37 (for function modules) that can assist in managing database objects.
  SAP Notes: Check SAP Notes for any specific guidance or patches related to the error message MX528.
  Testing: After making changes, ensure to test the system thoroughly to confirm that the deletion did not affect other functionalities.
  
  If you continue to face issues or if the situation is complex, consider reaching out to your SAP Basis team or SAP support for further assistance.