6 TDE Upgrade and Rollback Steps > 6.3 TDE System Rollback
6.3 TDE System Rollback
Note: TDE system rollback steps are applicable to the existing machine, i.e., they are not valid for system migration to another machine.
 
1. Exit TDE.
2. Stop all the services.
3. Verify that TDDRDataProcessor and TDDRDBManager services are stopped.
4. Verify that no TEMS Discovery processes are running.
5. Rename SystemData folder to SystemData_upgraded.
6. Restore SystemData folder from the previously backed up instance.
7. Restore all Project DB.
 
 
8. Restore Master DB.
9. Restore Statistics DB.
10. Restore Logfile DB.
11. Install old TDE version.
12. Launch old TDE version.
13. Post-rollback checks:
a. Open the projects and send some metrics to table view or map view.
b. Import log files and ensure they are successful.
c. Generate a report for the project.