How To Fix DT077 - Table type change &->&. Delete DB table or data.

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 077

• Message text: Table type change &->&. Delete DB table or data.

What causes this issue?

The table type was changed, but objects which have to be deleted still
exist in the database for this object. This situation can occur for
example if a transparent table is changed to a structure since data
objects are not assigned to structures.

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?

Delete the existing database objects using the database utility (SE14).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DT077 - Table type change &->&. Delete DB table or data. ?

  The SAP error message DT077 indicates that there is an issue with a database table that is related to a change in the table type. This error typically occurs when there is an inconsistency between the data dictionary definition of a table and its actual state in the database. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Table Type Change: The error usually arises when the type of a database table has been changed (e.g., from transparent to pooled or cluster) and the system detects that the existing database table does not match the new definition.
  Data Inconsistency: If there are existing records in the database table that do not conform to the new structure or type, the system will raise this error.
  Development or Transport Issues: This can also occur during the transport of changes from one system to another (e.g., from development to production) if the table definitions are not consistent.
  
  Solution:
  
  
  Delete the Database Table: If the table is no longer needed or if you are sure that the data can be discarded, you can delete the database table using transaction SE14 (Database Utility). This will remove the table and allow you to recreate it with the new definition.
  
  Steps:
  
  Go to transaction SE14.
  Enter the name of the table.
  Choose the option to delete the table.
  Follow the prompts to complete the deletion.
  
  
  
  
  
  Delete Data: If you need to keep the table but want to change its type, you may need to delete the existing data in the table first. This can be done using a SQL command or through transaction SE16N (Data Browser) to delete records manually.
  
  Caution: Ensure that you have backups or that the data is not needed before deleting.
  
  
  
  Adjust Table Definition: If the table type change was not intended, you may need to revert the changes made to the table definition in the ABAP Dictionary (transaction SE11) to match the existing database structure.
  
  
  Recreate the Table: If the table needs to be recreated, you can do so after deleting the existing one. Make sure to define it correctly according to your requirements.
  
  
  Related Information:
  
  Backup: Always ensure that you have a backup of your data before performing any delete operations.
  Transport Management: If this issue arises during a transport, check the transport logs and ensure that all objects are correctly transported and activated in the target system.
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or fixes related to this error.
  Testing: After making changes, thoroughly test the application to ensure that everything functions as expected.
  
  If you are unsure about any steps or the implications of deleting a table or data, it is advisable to consult with your SAP Basis or ABAP team for assistance.