[wix-users] Persisted variable getting reinitialized

[Sean Hall]

It's impossible to guess when there's a custom BA involved. The full log
files might show something, otherwise we would need you to provide a
self-contained way to reproduce the problem.

On Wed, Mar 31, 2021 at 4:44 PM Dima Vasilkov via wix-users <
wix-users at lists.wixtoolset.org> wrote:

> Interesting. It seems like the value is also being re-initialized for the
> bootstrapper. I have a dialog box in the custom bootstrapper that shows if
> there is not enough space on the install disk. In this particular case, the
> main drive is C:\ and I am installing on D:\. So the installation path
> should stay as D:\ after the restart, but it is still installing to
> [LocalAppData] which is the default supplied in the Variable element. What
> could be the issue here?
>
> On Wed, Mar 31, 2021 at 5:36 PM Sean Hall via wix-users <
> wix-users at lists.wixtoolset.org> wrote:
>
> > You'll always see that initialization message. The value should have been
> > persisted if the bundle was automatically started on reboot. When loading
> > the persisted variable values, those updates are not currently logged (
> >
> >
> https://github.com/wixtoolset/wix3/blob/376423b8101f4b59ee865e8a255cfe190fa5a7f1/src/burn/engine/variable.cpp#L995
> > ).
> >
> > On Wed, Mar 31, 2021 at 4:08 PM Dima Vasilkov via wix-users <
> > wix-users at lists.wixtoolset.org> wrote:
> >
> > > Hello,
> > >
> > > I have a variable, InstallFolder, that I would like to persist with a
> > > restart partway through the installation. I have a default value set
> for
> > > the variable and it is only changed if the registry key is present.
> > >
> > > <util:RegistrySearch
> > >       Id='IsElectronInstalled'
> > >       Variable="elInstalled"
> > >       Result="exists"
> > >       Root="HKCU"
> > >       Key="Software\$(var.Branding)" />
> > > <util:RegistrySearch Id="installedLocSearch" Root="HKCU"
> > >       Key="SOFTWARE\$(var.Branding)" Result="value"
> > >       Win64="yes" Variable="InstallFolder" Value="install_location"
> > >       Condition="elInstalled" After="installedVerSearch"/>
> > > <Variable Name="InstallFolder" bal:Overridable="yes" Type="string"
> > > Value="[LocalAppDataFolder]" Persisted="yes"/>
> > >
> > > The bootstrapper successfully initializes the variable
> > > [0798:078C][2021-03-31T16:44:32]i000: Initializing string variable
> > > 'InstallFolder' to value '[LocalAppDataFolder]'
> > >
> > > and the variable that determines whether to run the registry search
> > > evaluates to false
> > > [0798:078C][2021-03-31T16:44:33]i000: Setting numeric variable
> > > 'elInstalled' to value 0
> > >
> > > Then the user changes the value of the variable from the bootstrapper
> > > [0798:0DF0][2021-03-31T16:45:29]i000: Setting string variable
> > > 'InstallFolder' to value 'D:\'
> > >
> > > After the restart completes the bootstrapper resumes installation but
> > says
> > > [237C:2380][2021-03-31T16:48:37]i000: Initializing string variable
> > > 'InstallFolder' to value '[LocalAppDataFolder]'\
> > > which overwrites the value that was set before the restart :(
> > >
> > > Not sure if this is related but there are a bunch of messages before
> the
> > > restart like this
> > >
> > > [0798:078C][2021-03-31T16:47:10]e000: Error 0x800700e8: Failed to send
> > > BURN_ELEVATION_MESSAGE_TYPE_CLEAN_PACKAGE message to per-machine
> process.
> > > [0798:092C][2021-03-31T16:47:10]i400: Received system request to shut
> > down
> > > the process: critical: Yes, elevated: No, allowed: Yes
> > > [0798:078C][2021-03-31T16:47:10]e000: Error 0x800700e8: Failed to write
> > > message type to pipe.
> > > [0798:078C][2021-03-31T16:47:10]e000: Error 0x800700e8: Failed to write
> > > send message to pipe.
> > > [0798:078C][2021-03-31T16:47:10]e000: Error 0x800700e8: Failed to send
> > > message to per-machine process.
> > > [0798:078C][2021-03-31T16:47:10]e000: Error 0x800700e8: Failed to end
> > > session in per-machine process.
> > > [0798:078C][2021-03-31T16:47:10]e000: Error 0x800700e8: Failed to write
> > > message type to pipe.
> > > [0798:078C][2021-03-31T16:47:10]e000: Error 0x800700e8: Failed to write
> > > send message to pipe.
> > > [0798:078C][2021-03-31T16:47:10]e000: Error 0x800700e8: Failed to send
> > > message to per-machine process.
> > >
> > >
> > > How can I get the burn variable to keep the same value despite the
> > restart?
> > >
> > > Best,
> > > Dima
> > >
> > > ____________________________________________________________________
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> > > http://www.firegiant.com/
> > >
> >
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> > http://www.firegiant.com/
> >
>
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