Boltgen stopped working, no bolt heads supplied no more

Try this link: https://web.archive.org/web//http://www.mcvanaero.com/

I use the same BoltGen 1.77 Plug-in on both Rhino 5 and Rhino 7 with no issues.

Rhino 5:

Rhino 7:

Plug-in:

BoltGen.rhp (468 KB)