갑자기 컴파일이 안되서 로그 보니깐

Build started 2010-07-31 오후 8:45:25.
     1>Project \"C:\\Users\\COM1\\documents\\visual studio 2010\\Projects\\billy\\billy\\billy.vcxproj\" on node 2 (ClCompile target(s)).
     1>ClCompile:
         C:\\Windows\\system32\\CL.exe /c /ZI /nologo /W3 /WX- /Od /Oy- /D WIN32 /D _DEBUG /D _CONSOLE /D _UNICODE /D UNICODE /Gm /EHsc /RTC1 /MDd /GS /fp:precise /Zc:wchar_t /Zc:forScope /Yu\"StdAfx.h\" /Fp\"Debug\\billy.pch\" /Fo\"Debug\\\\\" /Fd\"Debug\\vc100.pdb\" /Gd /TP /analyze- /errorReport:prompt billy.cpp
         Microsoft (R) 32-bit C/C++ Optimizing Compiler Version 12.00.8168 for 80x86
         Copyright (C) Microsoft Corp 1984-1998. All rights reserved.
        
         cl ?
        
     1>CL : Command line warning D4024: u1nrecognized source file type \'?\', object file assumed
         Microsoft (R) Incremental Linker Version 10.00.30319.01
         Copyright (C) Microsoft Corporation.  All rights reserved.
        
         /out:
         ?.exe
     1>LINK : fatal error LNK1146: no argument specified with option \'/out:\'
     1>Done Building Project \"C:\\Users\\COM1\\documents\\visual studio 2010\\Projects\\billy\\billy\\billy.vcxproj\" (ClCompile target(s)) -- FAILED.

Build FAILED.

Time Elapsed 00:00:00.15




이러는데 이거 해결 가능한 분 있음?

참고로 VS2010 사용중..

일단 재설치하고있긴 한데..;; 미치것넹..;;