Index question for Microsoft folk

> Indexing for searches possible large problem.
>
> I am working on a web application using Visual Studio Express and many of
> my
> changes are reflected in code and tags however when I run the application
> its
> as if some features have been frozen in the past.
> For example I have a graphic set to a stylesheet which no longer exists on
> my hard drive and yet if I refer to that class name the graphic shows up
> with
> all the settings from the previous. Additionally I have datagrids without
> a
> value set to DatasourceID (because I removed it and the datasource itself)
> and yet that datagrid when running the application still thinks there is a
> datasourceID attached to it which is why it gives me an error when I set
> datasource in code. Intrestingly there are no compile errors, no errors
> when
> I breakpoint thru these areas only when the page renders does that problem
> begin. The same is true for the graphic.
> There are only two things I can think of that would cause this. One, I was
> making changes or my project was open while I was doing a search index for
> the first time in Vista. Two, I have Atlas dll in the project but am not
> using any of the features. I am beginning to think that it's the first
> item.
> What concerns me (beyond the fact that my project is almost unfixable) is
> the functionality issue for search. The first time you hit search in
> Windows
> Vista it starts doing this indexing thing and it does not inform you
> really
> what is going on nor does it advise you to shut down any programs.
> I guess the "question" here is this. Could indexing while a another
> application is open cause issues with the that applications file?
>