>OK, thanks
>I uncheckd the Recompile All Files and its was very quick (2.5 seconds).
>Till now its took 25 seconds.
>So when do I have to Recompile all?

When you change a global include file.

>>>Hi
>>>Can I reduce the build proccess time (especially for my base classes that I change it once a year)?
>>>Can I say to VFP to build only files that modified after last build?
>>>
>>
>>That's the default. Check the build options and make sure Rebuild All is not turned on.
>>
>>When you say long build, how long do you mean? How big is the project and what are the machine specs? Maybe there is something else going on.