MSI UI shows "basic" on uninstall. I thought there was a fix to allow
Modify to show Full UI... haven't looked in a long while.


On Tue, Mar 12, 2013 at 1:39 PM, Jacob Baughman <jbaugh...@atlas-sys.com>wrote:

> I've been having a lot of trouble getting this to work the way I'd like
> and I was hoping someone could point me in the right direction.
>
> I've got a custom managed BA that is pretty bare bones and chains a .NET
> prerequisite and my product's MSI.  I'm specifying
> MsiPackage/@DisplayInternalUI="yes" and using a combination of custom and
> off-the-shelf dialogs to collect all the installation details I need.  This
> works great for installations but the MSI UI is suppressed whenever I try
> to run the BA once the product is already installed.  Whichever mode I try
> to initiate, and whether from the command line or Programs and Features,
> the MSI UI seems to be shut down, presumably by
> msiengine.cpp:MsiEngineCalculateInstallUiLevel, which 'suppresses internal
> UI during uninstall to mimic ARP and "msiexec /x" behavior'.
>
> Although I'm curious why the function enforces that behavior in the first
> place, I'd really just like to know how I'm supposed take advantage of the
> MSI's UI during repairs or changes.  From the customers' perspective,
> running the installer a second time doesn't do anything when they should be
> seeing the change/repair/uninstall dialog that works fine when I run it
> from the MSI.
>
> Thanks in advance for any assistance, and I'd also like to thank you all
> for the help you've given me with my previous questions.
>
> Jacob Baughman
>
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