I forgot to show you the proper output:
-----------------------------------------------------------
***Generating makefiles.
bldmake.bat bldfiles WINSCW UREL
BLDMAKE ERROR: ERROR: cpp.exe returned non-zero exit status (13568)
cpp.EXE -undef -nostdinc -+ -I ..\..\EPOC32\include -I . -I .\ ".\BLD.INF"
-----------------------------------------------------------
Hi,

I don't know why I get
BLDMAKE ERROR: ERROR: cpp.exe returned non-zero exit status (13568)
Build returned with exit value=-1

When I run HelloWorld!
Does anybody know why?? and what I should do??
Thank you in advance

Adriano