[Bug 56209] winetricks vb5run fails

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=56209

--- Comment #9 from Alex Henrie  ---
(In reply to Zeb Figura from comment #8)
> Is it possible that the @ sign isn't special, but advpack just ignores files
> that are missing?
>
> A successful registration test would probably also be helpful, to at least
> prove that the tests are meaningful.

If I omit the @ sign, a modal dialog appears that says "Error registering the
OCX foobar", and the program does not continue until I click "OK". Any idea how
to prevent that dialog from appearing while running the test suite?