I saw that LyX 2.1.2 was released. I have tried the bundle setup in a
64-bit O/S but unfortunately, it still crashes just like before (cf my mail

On 6 March 2014 21:39, STF <lapsap7+...@gmail.com> wrote:

> Hi,
> I came across error while trying to install LyX 2.0.7 in Windows 7 64-bit
> (actually I have tried in many computers with the same error).  I'm using
> the setup called "LyX-2.0.7-Bundle-1.exe" downloaded from LyX official
> website.  As to Windows, to be exact, I have tried Windows 7 Professional &
> Enterprise SP1 64-bit but I don't think the *editions* and *SP1* parts are
> relevant.  I think the problem would still happen in other 64-bit Windows
> O/S, eg XP, Vista, etc.
> The error I got are shown in the attached image: the upper dialog appeared
> first.  But almost immediately, it's grayed out and the lower dialog
> appeared and LyX installation simply was aborted and failed.  LyX setup
> then tried to roll back but it got stuck on "Remove folder: C:\Program
> Files (x86)\LyX 2.0\" and I had to press the Cancel button.
> I went a bit further and described here below:
> I took basic-miktex-2.9.5105.exe and run it in another Windows 7 64-bit
> and it still crashed! I then downloaded basic-miktex-2.9.5105-x64.exe from
> MiKTeX official website and tried it but that crashed as well!  Seems like
> MiKTeX setup has very serious problem installing in 64bit O/S!
> (Off-topic 1: Maybe it's some known bug like
> http://sourceforge.net/p/miktex/bugs/2208/?)
> (Off-topic 2: I have heard from some other friends of mine that MiKTeX is
> actually a big piece of $h!t and their developers, being very arrogant,
> didn't care about their installer not working in 64-bit O/S and I quite
> agree with them after finding a lot of mails in their mailing-list which
> are never answered!)
> But I found out that if I run basic-miktex-2.9.5105.exe the second time
> with the option "Reinstall using recommended settings" (which is *only*
> available when the setup is run outside LyX) after deleting "C:\Program
> Files (x86)\MiKTeX 2.9" folder, the installation went through the end!
> Then at this point, if I used "LyX-2.0.7-Installer-1.exe" instead, it's
> fine.  So, it might be nice to warn 64 bit O/S users to download the
> "LyX-2.0.7-Installer-1.exe" on the download page and give them a little bit
> help on installing MiKTeX.
> Hope this helps.

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