`dotnet workload restore` runs into "Unhandled exception: The imported project..."

[Frulfump]

Describe the bug

➜ dotnet workload restore

Updated advertising manifest microsoft.net.workloads.
Installing workload version 10.0.100-preview.5.25306.3.
Downloading microsoft.net.workloads.10.0.100-preview.5.msi.x64 (10.100.0-preview.5.25306.3)
Installing microsoft.net.workloads.10.0.100-preview.5.msi.x64 .... Done
Downloading microsoft.net.workload.emscripten.current.manifest-10.0.100-preview.5.msi.x64 (10.0.100-preview.5.25277.114)
Downloading microsoft.net.workload.emscripten.net6.manifest-10.0.100-preview.5.msi.x64 (10.0.100-preview.5.25277.114)
Downloading microsoft.net.workload.emscripten.net7.manifest-10.0.100-preview.5.msi.x64 (10.0.100-preview.5.25277.114)
Downloading microsoft.net.workload.emscripten.net8.manifest-10.0.100-preview.5.msi.x64 (10.0.100-preview.5.25277.114)
Downloading microsoft.net.workload.emscripten.net9.manifest-10.0.100-preview.5.msi.x64 (10.0.100-preview.5.25277.114)
Downloading microsoft.net.sdk.android.manifest-10.0.100-preview.5.msi.x64 (36.0.0-preview.5.116)
Installing microsoft.net.sdk.android.manifest-10.0.100-preview.5.msi.x64 .... Done
Downloading microsoft.net.sdk.ios.manifest-10.0.100-preview.5.msi.x64 (18.4.10622-net10-p5)
Installing microsoft.net.sdk.ios.manifest-10.0.100-preview.5.msi.x64 .... Done
Downloading microsoft.net.sdk.maccatalyst.manifest-10.0.100-preview.5.msi.x64 (18.4.10622-net10-p5)
Installing microsoft.net.sdk.maccatalyst.manifest-10.0.100-preview.5.msi.x64 .... Done
Downloading microsoft.net.sdk.macos.manifest-10.0.100-preview.5.msi.x64 (15.4.10622-net10-p5)
Installing microsoft.net.sdk.macos.manifest-10.0.100-preview.5.msi.x64 .... Done
Downloading microsoft.net.sdk.maui.manifest-10.0.100-preview.5.msi.x64 (10.0.0-preview.5.25306.5)
Installing microsoft.net.sdk.maui.manifest-10.0.100-preview.5.msi.x64 .... Done
Downloading microsoft.net.sdk.tvos.manifest-10.0.100-preview.5.msi.x64 (18.4.10622-net10-p5)
Installing microsoft.net.sdk.tvos.manifest-10.0.100-preview.5.msi.x64 .... Done
Downloading microsoft.net.workload.mono.toolchain.current.manifest-10.0.100-preview.5.msi.x64 (10.0.100-preview.5.25277.114)
Downloading microsoft.net.workload.mono.toolchain.net6.manifest-10.0.100-preview.5.msi.x64 (10.0.100-preview.5.25277.114)
Downloading microsoft.net.workload.mono.toolchain.net7.manifest-10.0.100-preview.5.msi.x64 (10.0.100-preview.5.25277.114)
Downloading microsoft.net.workload.mono.toolchain.net8.manifest-10.0.100-preview.5.msi.x64 (10.0.100-preview.5.25277.114)
Downloading microsoft.net.workload.mono.toolchain.net9.manifest-10.0.100-preview.5.msi.x64 (10.0.100-preview.5.25277.114)
Downloading microsoft.net.sdk.aspire.manifest-8.0.100.msi.x64 (8.2.2)
No workloads installed for this feature band. To update workloads installed with earlier SDK versions, include the --from-previous-sdk option.

Successfully updated workload(s): .

Unhandled exception: The imported project "C:\Program Files\dotnet\sdk\10.0.100-preview.5.25277.114\Microsoft\DesktopBridge\Microsoft.DesktopBridge.props" was not found. Confirm that the expression in the Import declaration "$(WapProjPath)\Microsoft.DesktopBridge.props", which evaluated to "C:\Program Files\dotnet\sdk\10.0.100-preview.5.25277.114\Microsoft\DesktopBridge\Microsoft.DesktopBridge.props", is correct, and that the file exists on disk. C:\repos\NuGetPackageExplorer\NuGetPackageExplorer\PackageExplorer.Package\PackageExplorer.Package.wapproj

The file C:\repos\NuGetPackageExplorer\NuGetPackageExplorer\PackageExplorer.Package\PackageExplorer.Package.wapproj exists. MAX_PATH issue?!
C:\Program Files\dotnet\sdk\10.0.100-preview.5.25277.114\Microsoft\DesktopBridge\Microsoft.DesktopBridge.props does not exist, my Microsoft folder (C:\Program Files\dotnet\sdk\10.0.100-preview.5.25277.114\Microsoft\) only contains Microsoft.NET.Build.Extensions

To Reproduce

git clone https://github.com/NuGetPackageExplorer/NuGetPackageExplorer.git

➜ dotnet build
C:\Program Files\dotnet\sdk\10.0.100-preview.5.25277.114\Sdks\Microsoft.NET.Sdk\targets\Microsoft.NET.Sdk.ImportWorkloads.targets(38,5): error NETSDK1147:
To build this project, the following workloads must be installed: wasm-tools-net9
To install these workloads, run the following command: dotnet workload restore
C:\repos\NuGetPackageExplorer\NuGetPackageExplorer\PackageExplorer.Package\PackageExplorer.Package.wapproj : warning NU1503: Skipping restore for project 'C:\repos\NuGetPackageExplorer\NuGetPackageExplorer\PackageExplorer.Package\PackageExplorer.Package.wapproj'. The project file may be invalid or missing targets required for restore.

Restore failed with 1 error(s) and 1 warning(s) in 3,3s

dotnet workload restore

Exceptions (if any)

Unhandled exception: The imported project "C:\Program Files\dotnet\sdk\10.0.100-preview.5.25277.114\Microsoft\DesktopBridge\Microsoft.DesktopBridge.props" was not found. Confirm that the expression in the Import declaration "$(WapProjPath)\Microsoft.DesktopBridge.props", which evaluated to "C:\Program Files\dotnet\sdk\10.0.100-preview.5.25277.114\Microsoft\DesktopBridge\Microsoft.DesktopBridge.props", is correct, and that the file exists on disk. C:\repos\NuGetPackageExplorer\NuGetPackageExplorer\PackageExplorer.Package\PackageExplorer.Package.wapproj

Further technical details

• Include the output of dotnet --info

.NET SDK:
Version: 10.0.100-preview.5.25277.114
Commit: ddf39a1b46
Workload version: 10.0.100-preview.5.25306.3
MSBuild version: 17.15.0-preview-25277-114+ddf39a1b4

Runtime Environment:
OS Name: Windows
OS Version: 10.0.19045
OS Platform: Windows
RID: win-x64
Base Path: C:\Program Files\dotnet\sdk\10.0.100-preview.5.25277.114\

.NET workloads installed:
There are no installed workloads to display.
Configured to use workload sets when installing new manifests.

Host:
Version: 10.0.0-preview.5.25277.114
Architecture: x64
Commit: ddf39a1b46

.NET SDKs installed:
8.0.412 [C:\Program Files\dotnet\sdk]
9.0.302 [C:\Program Files\dotnet\sdk]
10.0.100-preview.5.25277.114 [C:\Program Files\dotnet\sdk]

.NET runtimes installed:
Microsoft.AspNetCore.App 8.0.18 [C:\Program Files\dotnet\shared\Microsoft.AspNetCore.App]
Microsoft.AspNetCore.App 9.0.7 [C:\Program Files\dotnet\shared\Microsoft.AspNetCore.App]
Microsoft.AspNetCore.App 10.0.0-preview.5.25277.114 [C:\Program Files\dotnet\shared\Microsoft.AspNetCore.App]
Microsoft.NETCore.App 8.0.18 [C:\Program Files\dotnet\shared\Microsoft.NETCore.App]
Microsoft.NETCore.App 9.0.7 [C:\Program Files\dotnet\shared\Microsoft.NETCore.App]
Microsoft.NETCore.App 10.0.0-preview.5.25277.114 [C:\Program Files\dotnet\shared\Microsoft.NETCore.App]
Microsoft.WindowsDesktop.App 8.0.18 [C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App]
Microsoft.WindowsDesktop.App 9.0.7 [C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App]
Microsoft.WindowsDesktop.App 10.0.0-preview.5.25277.114 [C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App]

Other architectures found:
None

Environment variables:
Not set

global.json file:
C:\repos\NuGetPackageExplorer\NuGetPackageExplorer\global.json

Learn more:
https://aka.ms/dotnet/info

Download .NET:
https://aka.ms/dotnet/download

• The IDE (VS / VS Code/ VS4Mac) you're running on, and its version
  N/A

[Frulfump]

Tried this (when not supplying the sln path I got Couldn't find a project. Ensure that a project exists in C:\repos\NuGetPackageExplorer\NuGetPackageExplorer, or pass the path to the project using --project.)

➜ dotnet workload restore --from-previous-sdk .\NuGetPackageExplorer.sln

Updated advertising manifest microsoft.net.workloads.
No workload update found.
No workloads installed for this feature band. To update workloads installed with earlier SDK versions, include the --from-previous-sdk option.

Successfully updated workload(s): .

Unhandled exception: The imported project "C:\Program Files\dotnet\sdk\10.0.100-preview.5.25277.114\Microsoft\DesktopBridge\Microsoft.DesktopBridge.props" was not found. Confirm that the expression in the Import declaration "$(WapProjPath)\Microsoft.DesktopBridge.props", which evaluated to "C:\Program Files\dotnet\sdk\10.0.100-preview.5.25277.114\Microsoft\DesktopBridge\Microsoft.DesktopBridge.props", is correct, and that the file exists on disk. C:\repos\NuGetPackageExplorer\NuGetPackageExplorer\PackageExplorer.Package\PackageExplorer.Package.wapproj

And this which succeeds

➜ dotnet workload install wasm-tools-net9

No workload update found.
Downloading Microsoft.NET.Runtime.WebAssembly.Sdk.Msi.x64 (9.0.6)
Installing Microsoft.NET.Runtime.WebAssembly.Sdk.Msi.x64 .... Done
Downloading Microsoft.NET.Sdk.WebAssembly.Pack.Msi.x64 (9.0.6)
Installing Microsoft.NET.Sdk.WebAssembly.Pack.Msi.x64 .... Done
Downloading Microsoft.NETCore.App.Runtime.Mono.browser-wasm.Msi.x64 (9.0.6)
Installing Microsoft.NETCore.App.Runtime.Mono.browser-wasm.Msi.x64 ...... Done
Downloading Microsoft.NETCore.App.Runtime.AOT.win-x64.Cross.browser-wasm.Msi.x64 (9.0.6)
Installing Microsoft.NETCore.App.Runtime.AOT.win-x64.Cross.browser-wasm.Msi.x64 .... Done
Downloading Microsoft.NET.Runtime.MonoAOTCompiler.Task.Msi.x64 (9.0.6)
Installing Microsoft.NET.Runtime.MonoAOTCompiler.Task.Msi.x64 .... Done
Downloading Microsoft.NET.Runtime.MonoTargets.Sdk.Msi.x64 (9.0.6)
Installing Microsoft.NET.Runtime.MonoTargets.Sdk.Msi.x64 .... Done
Downloading Microsoft.NET.Runtime.Emscripten.3.1.56.Node.win-x64.Msi.x64 (9.0.6)
Installing Microsoft.NET.Runtime.Emscripten.3.1.56.Node.win-x64.Msi.x64 .... Done
Downloading Microsoft.NET.Runtime.Emscripten.3.1.56.Python.win-x64.Msi.x64 (9.0.6)
Installing Microsoft.NET.Runtime.Emscripten.3.1.56.Python.win-x64.Msi.x64 ........ Done
Downloading Microsoft.NET.Runtime.Emscripten.3.1.56.Cache.win-x64.Msi.x64 (9.0.6)
Installing Microsoft.NET.Runtime.Emscripten.3.1.56.Cache.win-x64.Msi.x64 ............ Done
Downloading Microsoft.NET.Runtime.Emscripten.3.1.56.Sdk.win-x64.Msi.x64 (9.0.6)
Installing Microsoft.NET.Runtime.Emscripten.3.1.56.Sdk.win-x64.Msi.x64 ............................................ Done

Successfully installed workload(s) wasm-tools-net9.

Then

➜ dotnet workload restore

Updated advertising manifest microsoft.net.workloads.
No workload update found.

Successfully updated workload(s): wasm-tools-net9.

Unhandled exception: The imported project "C:\Program Files\dotnet\sdk\10.0.100-preview.5.25277.114\Microsoft\DesktopBridge\Microsoft.DesktopBridge.props" was not found. Confirm that the expression in the Import declaration "$(WapProjPath)\Microsoft.DesktopBridge.props", which evaluated to "C:\Program Files\dotnet\sdk\10.0.100-preview.5.25277.114\Microsoft\DesktopBridge\Microsoft.DesktopBridge.props", is correct, and that the file exists on disk. C:\repos\NuGetPackageExplorer\NuGetPackageExplorer\PackageExplorer.Package\PackageExplorer.Package.wapproj

Then an excerpt of dotnet --info for the workload part

...
.NET workloads installed:
[wasm-tools-net9]
Installation Source: SDK 10.0.100-preview.5
Manifest Version: 10.0.100-preview.5.25277.114/10.0.100-preview.5
Manifest Path: C:\Program Files\dotnet\sdk-manifests\10.0.100-preview.5\microsoft.net.workload.mono.toolchain.net9\10.0.100-preview.5.25277.114\WorkloadManifest.json
Install Type: Msi

Configured to use workload sets when installing new manifests.
...

Then

➜ dotnet workload restore

Updated advertising manifest microsoft.net.workloads.
No workload update found.

Successfully updated workload(s): wasm-tools-net9.

Unhandled exception: The imported project "C:\Program Files\dotnet\sdk\10.0.100-preview.5.25277.114\Microsoft\DesktopBridge\Microsoft.DesktopBridge.props" was not found. Confirm that the expression in the Import declaration "$(WapProjPath)\Microsoft.DesktopBridge.props", which evaluated to "C:\Program Files\dotnet\sdk\10.0.100-preview.5.25277.114\Microsoft\DesktopBridge\Microsoft.DesktopBridge.props", is correct, and that the file exists on disk. C:\repos\NuGetPackageExplorer\NuGetPackageExplorer\PackageExplorer.Package\PackageExplorer.Package.wapproj

Then the first part of dotnet build

➜ dotnet build
C:\repos\NuGetPackageExplorer\NuGetPackageExplorer\NuGetPackageExplorer.sln
C:\repos\NuGetPackageExplorer\NuGetPackageExplorer\NuGetPackageExplorer.sln Restore (16,8s)
Restore succeeded with 1 warning(s) in 59,0s
C:\repos\NuGetPackageExplorer\NuGetPackageExplorer\PackageExplorer.Package\PackageExplorer.Package.wapproj : warning NU1503: Skipping restore for project 'C:\repos\NuGetPackageExplorer\NuGetPackageExplorer\PackageExplorer.Package\PackageExplorer.Package.wapproj'. The project file may be invalid or missing targets required for restore.
PackageExplorer.Package failed with 1 error(s) (0,0s)
C:\repos\NuGetPackageExplorer\NuGetPackageExplorer\PackageExplorer.Package\PackageExplorer.Package.wapproj(36,3): error MSB4019: The imported project "C:\Program Files\dotnet\sdk\10.0.100-preview.5.25277.114\Microsoft\DesktopBridge\Microsoft.DesktopBridge.props" was not found. Confirm that the expression in the Import declaration "$(WapProjPath)\Microsoft.DesktopBridge.props", which evaluated to "C:\Program Files\dotnet\sdk\10.0.100-preview.5.25277.114\Microsoft\DesktopBridge\Microsoft.DesktopBridge.props", is correct, and that the file exists on disk.
...