NuGet 5.8 Release Notes

NuGet distribution vehicles:

NuGet version Available in Visual Studio version Available in .NET SDK(s)
5.8 Visual Studio 2019 version 16.8 5.01

1 Installed with Visual Studio 2019 with .NET Core workload

Note

Visual Studio 16.8, MSBuild 16.8, and .NET 5.0 require NuGet.exe 5.8 or later.

Summary: What's New in 5.8

🎉 This is the first release to offer full authoring and restoring support for NuGet packages targeting .NET 5.0 🎉

  • Speed up nupkg extraction using mmap/CreateFileMapping - #9807

  • Display package vulnerability details in the Package Manager UI package details pane - #9850

  • Verify signed NuGet packages with the new dotnet nuget verify command - #8051

  • dotnet add package supports --prerelease option to add the latest version of a package, including prerelease versions - #4699

  • Search for packages in the CLI with nuget.exe search command - #9704

  • dotnet list package command supports --verbosity option - #9600

  • Enable fast No-Op restore optimization for csproj-style, PackageReference-based projects in Visual Studio - #9565

  • Solution level Package Manager UI operations such as package installs and updates are up to 10x faster - #6010

  • Several other NuGet performance improvements in Visual Studio - #9982, #9984, #10052, #9903

Issues fixed in this release

DCRs:

  • .NET 5.0 TFM: Framework Precedence Rules - #9436

  • NuGet should not infer dots platform version when parsing TargetFramework - #9842

  • Use TargetFrameworkMoniker & TargetPlatformMoniker to infer the frameworks instead of using individual TFI, TFV, TPI, TPV properties - #9895

  • Update GetReferenceNearestTargetFrameworkTask() to support target frameworks with platforms (such as net5.0-windows) - #9894

  • .NET 5.0 Visual Studio APIs - #9650

  • Package Manager UI: Consolidate or Update packages operations should not be blocked due to errors (Package Downgrade, etc.) - #9224

  • NuGet features should light up for projects that have the capability; "PackageReferences" - #9957

  • Suppress No-Op Restore messages in Visual Studio - #6384

Bugs:

  • OutputWindowTextWriter constructor should not be called on background thread - #9764

  • Restore signed packages on Big Endian CPUs - #9547

  • OutputConsoleLogger should not call affinitized methods in MEF constructors - #9591

  • Bug in NuGet.CommandLine.Console PrintJustified() method - #9737

  • Package Manager UI memory leak when package metadata is garbage collected due to a bad binding - #9757

  • [Signing] No warning is showed in Error List when installing a signed package with packages.config format in Package Manager UI - #9798

  • NuGet.CommandLine.XPlat should not have public APIs - #9821

  • Reduce resource contention at Solution Load time caused by blocking a threaded-pool thread with BlockingCollection.Take() - #9822

  • In command line restore, with multi targeted projects, NuGet should read the target framework related information from the inner build - #9869

  • Read Runtime Identifier graph through TargetFrameworkInformation item - #9874

  • Static graph restore is inconsistent with regards to CrossTargeting property in compared to Visual Studio and regular MSBuild evaluation restore - #9881

  • In static graph restore, with multi targeted projects, NuGet should read the target framework related information from the inner build. - #9870

  • Allow net5.0-platform projects to be loaded and restored in Visual Studio - #9863

  • Display the resolved version in the Package Manager UI - #9826

  • Package Manager UI: Solution Explorer is not showing all NuGet package dependencies - #9898

  • Update the SPDX license list - #9946

  • VS 2019 crashes after opening Manage NuGet Packages: icon causes unhandled exception in image conversio - #9696

  • NuGet.Packaging.Extraction needs ilmerge to exclude Newtonsoft.Json - #9966

  • Packing with ContinuePackingAfterGeneratingNuspec=false should not fail when there are no errors - #9786

  • Package Manager UI: Icons aren't inverting colors properly - #10017

  • Incorrect project counts for Up-To-Date and No-Op projects at Restore - #10026

  • Using /p:RestoreUseStaticGraphEvaluation=true Results in Value Cannot Be Null - #9280

  • dotnet pack mistakenly uses alias for WPF Library projects - #10020

  • Package Manager UI: NullReferenceException when signature validation fails - #10042

  • Codespaces: do not use object type for project metadata values - #10055

  • Codespaces: saving package sources in tools options will overwrite credentials - #9711

List of all issues fixed in this release - 5.8

List of issues/commits fixed in this release - 5.8

Community contributions

Thank you to all the contributors who helped make this NuGet release awesome!

Who PRs Issues
omajid 3437 Typo in error message. "administator" instead of "administrator" - #9662
odalet 3341 NuGet Pack with invalid AssemblyInformationalVersion reports "description is required" - #5548
campersau 3501 RepositoryMetadata.Equals() does not account for Branch and Commit properties - #9613
Youssef1313 3599 Clicking NU code in Visual Studio Error List window should go to https://docs.microsoft.com/nuget/reference/errors-and-warnings/ - #9934
ChrisMaddock 3624 Use 'https://' when adding new package source through Visual Studio options - #9974
Therzok 3636 RuntimeEnvironmentHelper.IsRunningOnVisualStudio performance issue on Mono - #9989
thomaslevesque 3442 Add a TypeConverter for the SemanticVersion class - #9125

Feedback welcome

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