[Bug 49748] Multisim 14.2 installer fails with "Directory name invalid"

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=49748

--- Comment #4 from Fabian Maurer  ---
> Could you test the attached patch? It appears to fix problem #1 with the
> test case you attached.

I'm not sure if it's really ok if we don't pass lpDirectory to CreateProcessW.
> If I run test.exe without dir/test.exe existing in the same directory,
> it will start itself endlessly under both wine and Windows 10.

Great... I can confirm, my Win7 VM behaves different from my Windows 10 VM.