msi:RECORD_StreamFromFile bug, help needed

[Hans Leidekker]

On Tue, 2012-06-19 at 12:36 +0200, robert.van.herk at serioustoys.com wrote:
> I altered my local source tree, such that it opens the file exclusively as a
> stream. That seems to work.
> 
> Having that fixed, at least provisionally, I am now facing another issue: my MSIs
> are most of the time very small, only about 5 megs. This is wrong. In some runs,
> it goes fine though, and they reach 300 megs, which is the right size.
> I find no error messages in the +relay trace... The process seems to be completely
> unpredictable.
> 
> I can see in my Windows temp dir that the temporary files created there do seem to
> add up to about 300 megs, but then when the final MSI is baked, something seems
> to go wrong... (?)
> 
> Would you have any idea of how this could be?
> Maybe some race-condition?
> 
> It seems to be unrelated to the other bug (the one described before: GlobalAllocing
> a big block to copy file contents into), because before this fix this current
> behaviour also happened in the instances where the GlobalAlloc didn't fail.

Can you please open a bug report for this and attach a +msi,+msidb trace?