.csproj ファイルを次のように編集すると、問題が修正されました。
--- a/SketchSolveC#/SketchSolveC#.csproj
+++ b/SketchSolveC#/SketchSolveC#.csproj
@@ -6,12 +6,9 @@
<ProductVersion>12.0.0</ProductVersion>
<SchemaVersion>2.0</SchemaVersion>
<ProjectGuid>{46D849FA-8E4B-4656-B494-290697EBD9EC}</ProjectGuid>
- <ProjectTypeGuids>{786C830F-07A1-408B-BD7F-6EE04809D6DB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
<OutputType>Library</OutputType>
<RootNamespace>SketchSolveC</RootNamespace>
<AssemblyName>SketchSolveC#</AssemblyName>
- <TargetFrameworkProfile>Profile1</TargetFrameworkProfile>
- <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
<DebugSymbols>true</DebugSymbols>
@@ -30,15 +27,13 @@
<ConsolePause>false</ConsolePause>
</PropertyGroup>
<ItemGroup>
- <Reference Include="System" />
- <Reference Include="System.Xml" />
- <Reference Include="System.Core" />
- </ItemGroup>
- <ItemGroup>
<Compile Include="Properties\AssemblyInfo.cs" />
<Compile Include="SketchSolve.cs" />
+ <Reference Include="System.Xml" />
+ <Reference Include="System.Data.Linq" />
+ <Reference Include="System.Core" />
+ <Reference Include="System.Xml.Linq" />
</ItemGroup>
- <Import Project="$(MSBuildExtensionsPath32)\Microsoft\Portable\$(TargetFrameworkVersion)\Microsoft.Portable.CSharp.targets" />
<ProjectExtensions>
<MonoDevelop>
<Properties>
@@ -49,4 +44,4 @@
</Properties>
</MonoDevelop>
</ProjectExtensions>
-</Project>
\ No newline at end of file
+</Project>