Build error No such file or directory - "vcbuild"

Hello Guys i would like to run a project on a Win CE Device but i got the follow Error msg:

 

No such file or directory - "vcbuild" /M4 "CoreAPI.vcproj" "Release|MC3000c50b (ARMV4I)"

 

cd C:/MotorolaRhoMobileSuite4.0.0/ruby/lib/ruby/gems/1.9.1/gems/rhodes-4.0.0/lib/commonAPI/coreapi/ext/platform/wm

rake aborted!

No such file or directory - "vcbuild" /M4 "CoreAPI.vcproj" "Release|MC3000c50b (ARMV4I)"

 

Could anybody help??