Error loading ZCorp import and export plug-ins

Rhino 6.22 Trial states
Error loading - import_ZPR.rhp
Error loading - export_ZPR.rhp
on ThinkPad P53 (Intel® Core™ i7-9750H CPU, NVIDIA Quadro T2000, Windows 10 Pro 1903 18362.592), see pictures below.

After additional testing, same kind of error on ASUS ROG Strix GL553VD (Intel® Core™ i7-7700HQ, NVIDIA GeForce GTX 1050, Windows 10 Home 1903).

Conversely, no ZCorp loading errors on Toshiba Qosmio X70-B-103 (Intel® Core™ i7-4710HQ, AMD Radeon™ R9 M265X, Windows 8.1 Pro).

Rhino 6.17 Trial started with no loading errors these three laptops.


That’s because a Microsoft VS 2005 C++ package fails to load on your computer.
If you delete those two RHP files, then the message will go away.
C:\Program Files\Rhino 6\Plug-ins\export_ZPR.rhp
C:\Program Files\Rhino 6\Plug-ins\import_ZPR.rhp