Steps to repro:

1. Open Unity;
2. Create new project;
3. Download 'test.unitypackage' package and double click on it in file explorer;
4. Observe the console.

Actual result:
Uninformative 'SUCCEEDED(hr)' and 'wmiOpened' errors appear in the console (see attached gif video and actual.png screenshot).

Regression introduced in Unity 5.4.

Expected result:
Errors should not appear when importing package.

Notes:
- Reproducible in: 5.4.0b6, 5.4.0b5, 5.4.0b4;
- Reproducible on Windows 8.1;
- Reproducible on Windows 10;
- Not reproducible on OSX 10.11.3 (Windows only issue)