Signals VitroVivo: Grid Plate Editor error after applying Spotfire hotfix HF-030 and above

After applying Spotfire hotfixes HF-030 up to HF-038 you see the below error when using the Grid Plate Editor in VitroVivo 3.6:

Grid Plate Editor
Plate design can not be loaded.
Object reference not set to an instance of an object.

This is an issue that will be fixed in the upcoming HF-039 hotfix and in VitroVivo 3.7

The release of HF-039 and VitroVivo 3.7 is planned for Early 2026