I\'m actually trying to fix this issue where my projects are always out of date by using the steps outlined in this answer to enable system logging.
However I can\'t
The name of the executable (and, of course, the associated configuration file) is dependent upon which type of Visual Studio you're running. Normally, this is devenv.exe. In the case of Visual Studio Express, you should be able to locate vcexpress.exe.
A similar configuration file is available as vcexpress.exe.config, and you should be able to place your system.diagnostics configuration in that file.