I downloaded vvvv, but it doesn't open and i can see these errors with Event Viewer

vvvv gamma question
1

  1. Application: vvvv.exe
    CoreCLR Version: 8.0.224.6711
    .NET Version: 8.0.2
    Description: The process was terminated due to an unhandled exception.
    Exception Info: System.InvalidOperationException: Failed to find all versions of .NET Core MSBuild. Call to hostfxr_resolve_sdk2. There may be more details in stderr.
    at Microsoft.Build.Locator.DotNetSdkLocationHelper.GetSdkFromGlobalSettings(String workingDirectory)
    at Microsoft.Build.Locator.DotNetSdkLocationHelper.GetDotNetBasePaths(String workingDirectory)+MoveNext()
    at Microsoft.Build.Locator.DotNetSdkLocationHelper.GetInstances(String workingDirectory)+MoveNext()
    at Microsoft.Build.Locator.MSBuildLocator.GetInstances(VisualStudioInstanceQueryOptions options)+MoveNext()
    at System.Linq.Enumerable.TryGetFirst[TSource](IEnumerable1 source, Boolean& found) at System.Linq.Enumerable.FirstOrDefault[TSource](IEnumerable1 source)
    at Microsoft.Build.Locator.MSBuildLocator.RegisterDefaults()
    at VL.Applications.Program.Main(String args)

  2. Faulting application name: vvvv.exe, version: 2024.6.7.1, time stamp: 0x67110000
    Faulting module name: KERNELBASE.dll, version: 10.0.26100.3037, time stamp: 0x1883624e
    Exception code: 0xe0434352
    Fault offset: 0x00000000000cbb0a
    Faulting process id: 0x6338
    Faulting application start time: 0x1DB9CF7F0950F23
    Faulting application path: C:\Program Files\vvvv\vvvv_gamma_6.7\vvvv.exe
    Faulting module path: C:\WINDOWS\System32\KERNELBASE.dll
    Report Id: 957a11c3-2e70-4237-8533-19ed54fa8561
    Faulting package full name:
    Faulting package-relative application ID:

2

It looks like the vvvv installer didn’t run through. Did you maybe close the Visual Studio installer during the installation process? It only installs MSBuild (which you are missing). So just rerun the installer, and it should fix things.