Error build cosmos dev kit

[Lamm-nguy]

i want to build cosmos dev kit, but it doesnt let me complete my build tasks:

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Builder Log

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Checking Dependencies

Repos: IL2CPU, XSharp and Common is installed.
Visual Studio 15.9+ is installed.
Visual Studio Workloads is installed.
Inno Setup is installed.

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Restore - Build.sln

"C:\Program Files\Microsoft Visual Studio\2019\Community\MSBuild\Current\Bin\MSBuild.exe" "E:\Dowload\Cosmos\Cosmos\Build.sln" /nologo /maxcpucount /nodeReuse:False /verbosity:minimal /t:"Restore" /p:DeployExtension=False
C:\Program Files\Microsoft Visual Studio\2019\Community\Common7\IDE\CommonExtensions\Microsoft\NuGet\NuGet.targets(290,5): error MSB3202: The project file "E:\Dowload\Cosmos\XSharp\source\XSharp.Assembler\XSharp.Assembler.csproj" was not found. [E:\Dowload\Cosmos\Cosmos\Build.sln]
C:\Program Files\Microsoft Visual Studio\2019\Community\Common7\IDE\CommonExtensions\Microsoft\NuGet\NuGet.targets(290,5): error MSB3202: The project file "E:\Dowload\Cosmos\XSharp\source\XSharp.x86\XSharp.x86.csproj" was not found. [E:\Dowload\Cosmos\Cosmos\Build.sln]

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Error

System.Exception: The process failed to execute!
at Cosmos.Build.Builder.BuildTasks.ProcessBuildTaskBase.WaitForExit(Process process) in E:\Dowload\Cosmos\Cosmos\source\Cosmos.Build.Builder\BuildTasks\ProcessBuildTaskBase.cs:line 65
at Cosmos.Build.Builder.BuildTasks.ProcessBuildTaskBase.<>c__DisplayClass5_0.b__2() in E:\Dowload\Cosmos\Cosmos\source\Cosmos.Build.Builder\BuildTasks\ProcessBuildTaskBase.cs:line 48
at System.Threading.Tasks.Task.InnerInvoke()
at System.Threading.Tasks.Task.Execute()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at System.Runtime.CompilerServices.ConfiguredTaskAwaitable.ConfiguredTaskAwaiter.GetResult()
at Cosmos.Build.Builder.ViewModels.MainWindowViewModel.d__27.MoveNext() in E:\Dowload\Cosmos\Cosmos\source\Cosmos.Build.Builder\ViewModels\MainWindowViewModel.cs:line 128

[quajak]

Check that XSharp has been correctly installed