If anyone is having issues with these NVT products on Windows 10 1809, and is looking for a temporary alternative, you might want to check out ReHIPS 2.4, free version.
ReHIPS
There are no reported issues on Win 10 1809, and the FREE version -- AKA "demo" version -- will do a lot of the things that OSA and ERP do. (The only limitation of the demo version is how many isolated processes you can run in the same session.)
Hey, guys, I am not implying that ReHIPS is a bona fide replacement for your favorite NVT product, because that would be comparing apples to oranges. I am just saying that you can get much of the same protection, that's all...
Tip: If you use the free version, and you want your multi-process browser (Chrome, Firefox, etc) to work normally, you should set the main executables (the ones that are isolated by default) to these settings:
View attachment 199155
You can further tweak the browser protection, even on the free version, but that is beyond the scope of this post.