1.打开.sln文件 ,
Microsoft Visual Studio Solution File, Format Version 10.00
# Visual Studio 2008
替换版本为2008
2.打开 .csproj/vbproj文件,依次替换下面字符串:
(1)<Project ToolsVersion="3.5" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
(2)<Import Project="$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v9.0\WebApplications\Microsoft.WebApplication.targets" Condition="false" />
(3)<VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">9.0</VisualStudioVersion>