MigXmlHelper.IsOSEarlierThan("NT", "6.2") %windir%\Microsoft.NET\Framework\v4.0.30319 [Microsoft.Workflow.Compiler.exe.config] %windir%\Microsoft.NET\Framework64\v4.0.30319 [Microsoft.Workflow.Compiler.exe.config] HKLM\SYSTEM\CurrentControlSet\Services\Windows Workflow Foundation 4.0.0.0\Performance [FileMappingSize]