Solution
This is a known issue/bug in LabVIEW 2019 and 2019 SP1.
To resolve this issue, download the attached example files from the bottom of this page and copy/paste them to their original location: C:\Program Files (x86)\National Instruments\LabVIEW 2019\examples\
Note: When you are being offered to replace the same original files with the new ones, click Yes or Yes, All to make sure to use the downloaded files.