How To Fix DT074 - Table type change &->& (Convert table)

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 074

• Message text: Table type change &->& (Convert table)

What causes this issue?

The table type was changed. You have to convert the table in the
database.

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?

Go to the database utility (SE14) and convert the table there.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DT074 - Table type change &->& (Convert table) ?

  The SAP error message DT074 typically indicates that there is an issue with a table type change in the Data Dictionary. This error occurs when there is an attempt to convert a table type that has been modified or is incompatible with the current structure or definition in the system.
  Cause:
  
  Table Type Modification: The table type has been changed (e.g., fields added, removed, or modified) after it has been used in various programs or function modules.
  Inconsistent Data Dictionary: There may be inconsistencies in the Data Dictionary due to changes that have not been properly propagated to all dependent objects.
  Active Objects: There are active objects (like programs, function modules, or classes) that are still using the old definition of the table type.
  
  Solution:
  
  Check Dependencies: Identify all the objects that depend on the table type. You can use transaction SE11 (Data Dictionary) to check the dependencies of the table type.
  Recompile Dependent Objects: After making changes to the table type, recompile all dependent objects to ensure they are using the updated definition.
  Activate the Table Type: If the table type is not activated, activate it in SE11.
  Check for Active Locks: Ensure that there are no active locks on the objects that might prevent changes from being applied.
  Transport Requests: If the changes were made in a development environment, ensure that the transport requests are correctly moved to the quality or production environment.
  Use Transaction SE14: You can use transaction SE14 (Database Utility) to check for inconsistencies in the database and correct them.
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE14 (Database Utility), SE80 (Object Navigator).
  Documentation: Review SAP documentation for Data Dictionary changes and best practices for modifying table types.
  SAP Notes: Check for any relevant SAP Notes that might address specific issues related to table type changes and the DT074 error.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.