Не собирается Release версия проекта

Build Log Build started: Project: Lifebar, Configuration: Release|Win32
Command Lines Creating temporary file "c:\Users\PSdude\Documents\Visual Studio 2008\Projects\Lifebar\Release\RSP0000013 6843856.rsp" with contents
[
/GL /D "WIN32" /D "NDEBUG" /D "_UNICODE" /D "UNICODE" /FD /EHa /MD /Yu"stdafx.h" /Fp"Release\Lifebar.pch" /Fo"Release\\" /Fd"Release\vc90.pdb" /W3 /c /Zi /clrure /TP /FU "c:\Windows\Microsoft.NET\Framework\v2.0 .50727\System.dll" /FU "c:\Windows\Microsoft.NET\Framework\v2.0 .50727\System.Data.dll" /FU "c:\Windows\Microsoft.NET\Framework\v2.0 .50727\System.Drawing.dll" /FU "c:\Windows\Microsoft.NET\Framework\v2.0 .50727\System.Windows.Forms.dll" /FU "c:\Windows\Microsoft.NET\Framework\v2.0 .50727\System.XML.dll"

".\Lifebar.cpp"

".\AssemblyInfo.cpp"
]
Creating command line "cl.exe @"c:\Users\PSdude\Documents\Visual Studio 2008\Projects\Lifebar\Release\RSP0000013 6843856.rsp" /nologo /errorReportrompt"
Creating command line "rc.exe /d "_UNICODE" /d "UNICODE" /fo"Release/app.res" ".\app.rc""
Output Window Compiling...
Lifebar.cpp
AssemblyInfo.cpp
Compiling resources...
Microsoft (R) Windows (R) Resource Compiler Version 6.0.5724.0
Copyright (C) Microsoft Corporation. All rights reserved.
.\app.rc(23) : error RC2135 : file not found: app.ico
Results Build log was saved at "file://c:\Users\PSdude\Documents\Visual Studio 2008\Projects\Lifebar\Release\BuildLog.h tm"
Lifebar - 1 error(s), 0 warning(s)