The 32-bit OS compatibility libraries are not installed by default on a SLES 15 64-bit system. These OS libraries are required for the Teradata Tools and Utilities 32-bit applications and libraries.
Windows TTU Troubleshooting Application
A new application (TTUTroubleshooting.exe) will be added to the 16.20.11 release. This application will check the system to see if any known issues are found and provide solutions to the user. For more information, see the Teradata® Tools and Utilities for Microsoft Windows Installation Guide (B035-2407).