How To Fix AD430 - & used in MC or view. Table type change not permitted

SAP Error Message - Details

• Message type: E = Error

• Message class: AD - Data Dictionary application messages

• Message number: 430

• Message text: & used in MC or view. Table type change not permitted

What causes this issue?

The table is still being used in an aggregate. For reasons of
consistency, you are not allowed to change the table type.

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?

If you want to change the table type, you must first
remove the table from all aggregates in which it is used.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AD430 - & used in MC or view. Table type change not permitted ?

  The SAP error message AD430 typically indicates that there is an issue with changing the table type of a database table in the ABAP Dictionary. This error can occur when you attempt to modify a table that is being used in a way that does not allow for the change, such as when it is being referenced in a view or is part of a data model that restricts modifications.
  Cause of Error AD430
  
  Table Type Change: The error arises when you try to change the type of a table (e.g., from transparent to pooled or cluster) that is already defined in the system and is being used in various database views or other objects.
  Dependencies: The table may have dependencies in the form of views, indexes, or foreign key relationships that prevent the change.
  Data Consistency: SAP enforces data consistency and integrity, and changing the table type could lead to inconsistencies in the data model.
  
  Solution
  
  Check Dependencies: Before attempting to change the table type, check for any dependencies. You can use transaction SE11 (Data Dictionary) to analyze the table and see where it is being used (e.g., in views, programs, etc.).
  Remove Dependencies: If possible, remove or adjust any dependencies that are preventing the change. This may involve deleting or modifying views that reference the table.
  Use Transport Requests: If you are working in a development environment, ensure that your changes are properly transported to the appropriate environments (e.g., QA, Production) after making the necessary adjustments.
  Consult Documentation: Review SAP documentation or consult with your SAP Basis or ABAP team for best practices regarding table modifications.
  Alternative Approaches: If changing the table type is not feasible, consider creating a new table with the desired type and migrating the data from the old table to the new one.
  
  Related Information
  
  Transaction Codes: Use SE11 for Data Dictionary, SE14 for database utility, and SE80 for Object Navigator to manage and analyze database objects.
  SAP Notes: Check SAP Notes for any specific guidance or patches related to this error message.
  Testing: Always test changes in a development or sandbox environment before applying them to production to avoid data loss or corruption.
  
  Conclusion
  Error AD430 is a protective measure by SAP to maintain data integrity and consistency. Understanding the dependencies and carefully planning any changes to the database schema is crucial to resolving this error. If you are unsure, it is advisable to consult with an experienced SAP consultant or your internal SAP support team.