diff --git a/build/vc80/errors_test.vcproj b/build/vc80/errors_test.vcproj
new file mode 100644
index 0000000..b273c26
--- /dev/null
+++ b/build/vc80/errors_test.vcproj
@@ -0,0 +1,249 @@
+<?xml version="1.0" encoding="Windows-1252"?>
+<VisualStudioProject
+	ProjectType="Visual C++"
+	Version="8.00"
+	Name="errors_test"
+	ProjectGUID="{231E907C-7B55-4128-B9EF-AB5B8042898D}"
+	RootNamespace="errors_test"
+	>
+	<Platforms>
+		<Platform
+			Name="Win32"
+		/>
+	</Platforms>
+	<ToolFiles>
+	</ToolFiles>
+	<Configurations>
+		<Configuration
+			Name="debug|Win32"
+			OutputDirectory="../../out/vc80/$(ConfigurationName)/tests/$(ProjectName)"
+			IntermediateDirectory="../../out/vc80/$(ConfigurationName)/tests/$(ProjectName)"
+			ConfigurationType="1"
+			>
+			<Tool
+				Name="VCPreBuildEventTool"
+			/>
+			<Tool
+				Name="VCCustomBuildTool"
+			/>
+			<Tool
+				Name="VCXMLDataGeneratorTool"
+			/>
+			<Tool
+				Name="VCWebServiceProxyGeneratorTool"
+			/>
+			<Tool
+				Name="VCMIDLTool"
+			/>
+			<Tool
+				Name="VCCLCompilerTool"
+				AdditionalOptions="/Zm172"
+				Optimization="0"
+				AdditionalIncludeDirectories="../../src/libraries, ../../include"
+				PreprocessorDefinitions="WIN32,_DEBUG,_CONSOLE"
+				BasicRuntimeChecks="3"
+				RuntimeLibrary="3"
+				RuntimeTypeInfo="true"
+				UsePrecompiledHeader="0"
+				PrecompiledHeaderThrough="$(ProjectName)_pch.h"
+				PrecompiledHeaderFile="$(IntDir)/$(ProjectName).pch"
+				AssemblerListingLocation="$(IntDir)/"
+				ObjectFile="$(IntDir)/"
+				ProgramDataBaseFileName="$(IntDir)/$(ProjectName).pdb"
+				WarningLevel="4"
+				SuppressStartupBanner="true"
+				Detect64BitPortabilityProblems="true"
+				DebugInformationFormat="3"
+			/>
+			<Tool
+				Name="VCManagedResourceCompilerTool"
+			/>
+			<Tool
+				Name="VCResourceCompilerTool"
+			/>
+			<Tool
+				Name="VCPreLinkEventTool"
+			/>
+			<Tool
+				Name="VCLinkerTool"
+				AdditionalDependencies=""
+				OutputFile="$(OutDir)/$(ProjectName).exe"
+				AdditionalLibraryDirectories="../../lib/vc80"
+				GenerateDebugInformation="true"
+				SubSystem="1"
+			/>
+			<Tool
+				Name="VCALinkTool"
+			/>
+			<Tool
+				Name="VCManifestTool"
+			/>
+			<Tool
+				Name="VCXDCMakeTool"
+			/>
+			<Tool
+				Name="VCBscMakeTool"
+			/>
+			<Tool
+				Name="VCFxCopTool"
+			/>
+			<Tool
+				Name="VCAppVerifierTool"
+			/>
+			<Tool
+				Name="VCWebDeploymentTool"
+			/>
+			<Tool
+				Name="VCPostBuildEventTool"
+				CommandLine="cd ../../run/vc80&#x0D;&#x0A;&quot;$(TargetDir)$(TargetName).exe&quot; --result_code=no --report_level=no --log_level=warning --data_directory=../../data/tests/$(ProjectName)&#x0D;&#x0A;"
+			/>
+		</Configuration>
+		<Configuration
+			Name="release|Win32"
+			OutputDirectory="../../out/vc80/$(ConfigurationName)/tests/$(ProjectName)"
+			IntermediateDirectory="../../out/vc80/$(ConfigurationName)/tests/$(ProjectName)"
+			ConfigurationType="1"
+			>
+			<Tool
+				Name="VCPreBuildEventTool"
+			/>
+			<Tool
+				Name="VCCustomBuildTool"
+			/>
+			<Tool
+				Name="VCXMLDataGeneratorTool"
+			/>
+			<Tool
+				Name="VCWebServiceProxyGeneratorTool"
+			/>
+			<Tool
+				Name="VCMIDLTool"
+			/>
+			<Tool
+				Name="VCCLCompilerTool"
+				AdditionalOptions="/Zm162"
+				Optimization="2"
+				AdditionalIncludeDirectories="../../src/libraries, ../../include"
+				PreprocessorDefinitions="WIN32,NDEBUG,_CONSOLE"
+				BasicRuntimeChecks="0"
+				RuntimeLibrary="2"
+				RuntimeTypeInfo="true"
+				UsePrecompiledHeader="0"
+				PrecompiledHeaderThrough="$(ProjectName)_pch.h"
+				PrecompiledHeaderFile="$(IntDir)/$(ProjectName).pch"
+				AssemblerListingLocation="$(IntDir)/"
+				ObjectFile="$(IntDir)/"
+				ProgramDataBaseFileName="$(IntDir)/$(ProjectName).pdb"
+				WarningLevel="4"
+				SuppressStartupBanner="true"
+				Detect64BitPortabilityProblems="true"
+				DebugInformationFormat="3"
+			/>
+			<Tool
+				Name="VCManagedResourceCompilerTool"
+			/>
+			<Tool
+				Name="VCResourceCompilerTool"
+			/>
+			<Tool
+				Name="VCPreLinkEventTool"
+			/>
+			<Tool
+				Name="VCLinkerTool"
+				AdditionalDependencies=""
+				OutputFile="$(OutDir)/$(ProjectName).exe"
+				AdditionalLibraryDirectories="../../lib/vc80"
+				GenerateDebugInformation="true"
+				SubSystem="1"
+			/>
+			<Tool
+				Name="VCALinkTool"
+			/>
+			<Tool
+				Name="VCManifestTool"
+			/>
+			<Tool
+				Name="VCXDCMakeTool"
+			/>
+			<Tool
+				Name="VCBscMakeTool"
+			/>
+			<Tool
+				Name="VCFxCopTool"
+			/>
+			<Tool
+				Name="VCAppVerifierTool"
+			/>
+			<Tool
+				Name="VCWebDeploymentTool"
+			/>
+			<Tool
+				Name="VCPostBuildEventTool"
+				CommandLine="cd ../../run/vc80&#x0D;&#x0A;&quot;$(TargetDir)$(TargetName).exe&quot; --result_code=no --report_level=no --log_level=warning --data_directory=../../data/tests/$(ProjectName)&#x0D;&#x0A;"
+			/>
+		</Configuration>
+	</Configurations>
+	<References>
+	</References>
+	<Files>
+		<Filter
+			Name="Source Files"
+			Filter="cpp;c;cxx;def;odl;idl;hpj;bat;asm;asmx;h;hpp;hxx;hm;inl;inc;xsd"
+			>
+			<File
+				RelativePath="..\..\src\tests\errors_test\ambiguous_mock_method.cpp"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\tests\errors_test\constraint_functor_not_compatible.cpp"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\tests\errors_test\constraint_value_not_comparable.cpp"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\tests\errors_test\constraint_value_of_wrong_type_in_builtin_constraint.cpp"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\tests\errors_test\custom_constraint_call_operator_not_const.cpp"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\tests\errors_test\mismatch_type_in_returns_int_action.cpp"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\tests\errors_test\mismatch_type_in_returns_string_action.cpp"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\tests\errors_test\mismatch_type_in_returns_void_action.cpp"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\tests\errors_test\non_existing_base_class_method_in_mock_method.cpp"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\tests\errors_test\number_of_arguments_greater_than_max_constant.cpp"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\tests\errors_test\template_argument_without_tpl_macro.cpp"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\tests\errors_test\too_many_arguments_in_mock_method.cpp"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\tests\errors_test\wrong_number_of_arguments_in_with.cpp"
+				>
+			</File>
+		</Filter>
+	</Files>
+	<Globals>
+	</Globals>
+</VisualStudioProject>
diff --git a/build/vc80/turtle.sln b/build/vc80/turtle.sln
index 2426393..6426426 100644
--- a/build/vc80/turtle.sln
+++ b/build/vc80/turtle.sln
@@ -10,6 +10,8 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "bench_test", "bench_test.vc
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "boost_test", "boost_test.vcproj", "{C4D5F5D6-87FB-4A1F-8C9E-F2871E1A8DF1}"
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "errors_test", "errors_test.vcproj", "{231E907C-7B55-4128-B9EF-AB5B8042898D}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		debug|Win32 = debug|Win32
@@ -36,6 +38,10 @@ Global
 		{C4D5F5D6-87FB-4A1F-8C9E-F2871E1A8DF1}.debug|Win32.Build.0 = debug|Win32
 		{C4D5F5D6-87FB-4A1F-8C9E-F2871E1A8DF1}.release|Win32.ActiveCfg = release|Win32
 		{C4D5F5D6-87FB-4A1F-8C9E-F2871E1A8DF1}.release|Win32.Build.0 = release|Win32
+		{231E907C-7B55-4128-B9EF-AB5B8042898D}.debug|Win32.ActiveCfg = debug|Win32
+		{231E907C-7B55-4128-B9EF-AB5B8042898D}.debug|Win32.Build.0 = debug|Win32
+		{231E907C-7B55-4128-B9EF-AB5B8042898D}.release|Win32.ActiveCfg = release|Win32
+		{231E907C-7B55-4128-B9EF-AB5B8042898D}.release|Win32.Build.0 = release|Win32
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE