Used Versions:
TESSY v5.1.12
Compiler: TASKING Tricore v6.3r1
Target: PLS UDE 2024 TSIM

Extract the archive, keep folder structure, import the example project via the .pdbx file into your TESSY project list.
Once you load the project you will be asked to restore the Database, confirm this.
Open the TEE and inspect the attributes 'Compiler Install Path' and 'Target Install Path'.
If they do not match your own local installation of TASKING Compiler or UDE Debugger adjust them accordingly.