Most of the time if you can condition your custom actions on the action states
of some related component you will have more reliability in all use cases.
> Date: Fri, 10 Jan 2014 11:22:29 -0800
> From: phildgwil...@gmail.com
> To: wix-users@lists.sourceforge.net
> Subject: Re: [WiX-users] Custom Action Issue during MSI installation rollback
>
> Looking at a complete verbose log may help. Otherwise there's not enough
> info here to say what's wrong. It doesn't help much to say that the CA is
> "something like this". For example, what type is it? We could assume it's
> deferred, but it's better to know for a fact.
>
> 1. I assume the V1 install has an uninstall CA to remove the driver. If so,
> at the end of REP of V1 there will be no driver on the system. Does it
> uninstall the driver?
>
> 2. When V2 fails, has it installed the V2 version of the kernel driver? If
> so, does it have a rollback custom action to remove it? At the point where
> V2 fails we don't know whether there is a V2 kernel driver on the system or
> not, and if there is a rollback CA in V2 to uninstall it.
>
> Anyway the log will show the sequence of events and conditions that
> resulted in this situation so you should be able to why V1's re-install of
> the driver didn't happen. If it says the condition evaluated to false, it
> occurs to me that the re-install of V1 may actually be part of the rollback
> transaction, in which case you need a rollback CA to re-install the driver,
> not an install CA. However I'm not sure of that - I forget the details of
> how that all hangs together.
>
>
>
> Phil Wilson
>
>
> On Thu, Jan 9, 2014 at 3:43 PM, Suryadeep Biswal <surya6...@hotmail.com>wrote:
>
> > We ship a MSI which supports upgrades. We schedule the
> > RemoveExistingProducts
> > custom action after InstallInitialize using MajorUpgrade
> > element –
> >
> >
> >
> > <MajorUpgrade
> >
> >
> > Schedule="afterInstallInitialize"
> >
> >
> > AllowDowngrades="yes" />
> >
> >
> >
> > The MSI performs a variety of things including GACing,
> > writing to registry and also includes a custom action which is used to
> > install
> > a kernel mode driver.
> >
> > We have been running into an issue in the following scenario
> > -
> >
> >
> >
> > 1.
> > V1 MSI is installed first.
> >
> > 2.
> > V2 MSI is installed at a later point.
> >
> > a. For
> > cases, there is a bug in v2 MSI, we expect the MSI installation to roll
> > back
> > and finally leave the system with v1 installed.
> >
> > b. We
> > see everything rolling back to v1 (including the registry keys, file
> > versions
> > etc.) except for the kernel driver. After the previous rollback, we no
> > longer
> > see the kernel mode driver.
> >
> >
> >
> > In the log file, I did not see the custom action being run
> > when v1 is reinstalled.
> >
> > InstallExecuteSequence for the custom action that
> > installs the kernel driver looks something like this –
> >
> >
> >
> > <Custom Action="InstallDrivers"
> > Before="WriteRegistryValues" >
> >
> > (NOT REMOVE) AND
> > Privileged
> >
> >
> > </Custom>
> >
> >
> >
> > I am wondering if the conditions have something to do with
> > this? I would appreciate any help in figuring out the root cause for this
> > issue.
> >
> >
> >
> > Regards,
> >
> > Surya
> >
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