>Hi friends:
>
>I try to recompile all files of a project and a "File already exists" message appears.
>
>No .err file is created and I can't buid exe or rebuild project.
>
>Just one of my project does this. I tried a few more and they buid fine.
>
>Any idea?
>
> Héctor

Try running Debug OUTPUT window when building the project and note the file it shows before the error. This is the one causing the problem.