Why do you use the Environment element? Modifying registry keys directly is
rarely the right way to do things... and when you do, often a restart is
required to get them to really work out.
On Wed, Dec 12, 2012 at 3:55 PM, Micah Caldwell <mi...@zoltu.net> wrote:
> I have a RegistryValue that is added to a pre-existing key. The
> RegistryValue is in a Component in a ComponentGroup in a Feature like so:
> <ComponentGroup Id="IISRegistryComponents" Directory="TARGETDIR">
> <Component Id="W3SVCRegistryComponent"
> Guid="{BBA19B9F-8D0C-4F31-9384-497DC0E33591}">
> <RegistryValue Root="HKLM"
> Key="System\CurrentControlSet\Services\W3SVC" Name="Environment"
> Type="multiString" Action="append" KeyPath="yes">
> <MultiStringValue>COR_ENABLE_PROFILING=1</MultiStringValue>
>
>
> <MultiStringValue>COR_PROFILER={FF68FEB9-E58A-4B75-A2B8-90CE7D915A26}</MultiStringValue>
> </RegistryValue>
> </Component>
> </ComponentGroup>
>
> <Feature Id="IISRegistryFeature" Title="Instrument IIS Applications"
> Description="Installing this will result in IIS .NET applications being
> instrumented." Display="expand" Level="1" AllowAdvertise="no"
> InstallDefault="local" Absent="allow">
> <ComponentGroupRef Id="IISRegistryComponents"/>
> </Feature>
>
> When I install my application the Environment registry key is created if it
> doesn't exist and my strings are added to the list of strings. When I
> uninstall my application the Environment value is not removed and the
> strings are not removed from the value.
>
> After much testing I have found that if I install with a freshly generated
> GUID for the Component then the Environment value is removed on uninstall.
> However, if I re-install again with the same installer and uninstall again
> then the Environment value is not removed.
>
> I am guessing there is a bug in the reference counting that is causing the
> uninstall to remove the value but not decrement the
> component reference count so the next time I install/uninstall the
> installer thinks the Component is still in use so it doesn't remove it.
>
> If I am doing something wrong and I just need to do it right that would be
> ideal, if not then a fix or a workaround would be appreciated since I need
> to get this installer out and I don't want to release an installer that
> doesn't clean-up after itself.
>
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--
virtually,
Rob Mensching
http://RobMensching.com LLC
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