Top Issues Fixed in Visual Studio 2019 RC.1

• Visual Studio 2019 Preview 4 crash if closing undocked Window.
• Intellisense error: C++11 static constexpr member initialization causes "member may not be initialized".
• Start Page "Remove From List" stops working.
• $(VCIDEInstallDir) is an invalid path. Missing backslash in Microsoft.Cpp.Common.props.
• Visual Studio 2019 Preview 2.0+ crashes when opening soultion filter.
• Manage Extensions toolbar throws exception.
• Fixed rendering of the Import and Export Settings Wizard when running per-monitor aware
• Fixed sizing of the New Project Dialog when running per-monitor aware
• Made a set of visual refinements to the start window 

Security Advisory Notice for 16.6.2

CVE-2020-1108 / CVE-2020-1108.NET Core Denial of Service Vulnerability

To comprehensively address CVE-2020-1108, Microsoft has released updates for .NET Core 2.1 and .NET Core 3.1. Customers who use any of these versions of .NET Core should install the latest version of .NET Core. See the Release Notes for the latest version numbers and instructions for updating .NET Core.

CVE-2020-1202 / CVE-2020-1203 Diagnostics Hub Standard Collector Service Elevation of Privilege Vulnerability

An elevation of privilege vulnerability exists when the Diagnostics Hub Standard Collector or the Visual Studio Standard Collector fails to properly handle objects in memory.

CVE-2020-1293 / CVE-2020-1278 / CVE-2020-1257 Diagnostics Hub Standard Collector Service Elevation of Privilege Vulnerability

An elevation of privilege vulnerability exists when the Diagnostics Hub Standard Collector Service improperly handles file operations

Top Issues Fixed in Visual Studio 2019 version 16.6.2

• Visual Studio 2019 16.60 hang at run or build when modified not saved in C++/CLI project
• An unhandled exception of type 'System.NullReferenceException' occurred in Microsoft.VisualStudio.DesignTools.WpfTap.dll
• Recurring null reference when reopening documents
• "Create new project" dialog search does not find templates for third-party language providers
• IntelliSense shows that "tilde-slash" (~/) points to ASP .NET Core 3.1 project root instread of wwwroot subfolder after upgrading Visual Studio Enterprise 16.5.6->16.6.0
• Fixed a compiler error (error C2475: redefinition; 'constexpr' specifier mismatch) affecting std::atomic when compiled as C++/CX in C++17 mode.
• URL completion values and format was fixed in Razor views. App-relative URL format is now used again and the values in the URL completion list show files and folders rooted under app root, i.e. wwwroot.
• Fixed a crash when using snippets.
• Restore item templates that could be hidden by extensions.

Top Issues Fixed in Visual Studio 2019 RC.2

• Find in files "Locating next match" UI is annoying.
• Find files keeps defaulting to current document.
• Quick references freezes VS 2019 RC.
• PackageId:MsSqlCmdLnUtils;PackageAction:Install;ReturnCode:1603;.
• Error List does not show errors because it is scoped to "Current Document".
• Cannot use conditional breakpoint on PropertyInfo.Name value.
• Visual Studio crashes when parsing macros at the end of a file.
• Search in Visual Studio 2019 is very slow.
• Visual Studio hangs when starting debugging.
• vdproj not supported in Visual Studio 2019 RC.
• Visual Studio installer welcome image contains offensive element for Chinese.
• VSIX Extension pre-req has been removed in Visual Studio 2019 RC breaking extension compatibility.
• Create Project from Start Screen Ignores Selected Project Folder.
• cpp properties is dialog does not show up when using Project menu item or select "Manage configuration" drop down menu.
• Visual Studio 2019 Build Tools - developer prompt title says "Developer Command Prompt for Visual Studio 2017".
• German tranlation regarding the Feedback Tool: Help > Send Feedback > Report a Problem.
• 自动完成功能，如果双击候选项，会丢失输入焦点，需要单机编辑器才能继续输入-AutoComplete function, if you double-click the candidate, will lose the input focus, need a stand-alone editor to continue to enter.
• Context menus are sometimes placed on the wrong monitor in a multiple monitor configuration.
• Visual Studio 2019 conflict with QQ Pinyin.
• Cannot drag maximized Visual Studio window.
• Fixed slow reload of multiple C# and Visual Basic projects.
• When IntelliSense is present, when a user types Shift + Enter, the active selection will be completed and a new line inserted.
• Fixed a PMA issue where editor tooltips and light bulb doesn't render properly.
• Notifications about crashes caused by extensions now show up again.
• Notifications about performance of Visual Studio have been secured against tampering.
• Fixed an issue with toolbar rendering when dragged across displays.
• Fixed an issue with Tools Options rendering when running with per-monitor awareness enabled.
• Various DpiHelper classes has been deprecated (extensibility).
• Fixed splash screen scaling to better match the primary monitor scale factor.
• Fixed an issue in settings import where warnings/errors were not always reported correctly.
• Fixed an issue where Tools Options reported software rendering regardless of rendering tier.
• Fixed an issue where the name of the open folder was not displayed in the title bar region.
• Fixed an issue with find in files positioning when per-monitor awareness is enabled.
• Fixed an issue with dock adorner rendering when per-monitor awareness is enabled. 

These are the customer-reported issues addressed in 15.9.5:

• VSX1000: No enough information has been provided to MSBuild in order to establish a connection to a Remote Server.
• Visual C++ 2017 Redistributable for ARM64 is not available via visualstudio.com.
• VC Runtime Redistributable Update for VS 15.9 deletes Registry Key. This fix may have an increased chance of requiring a reboot of the machine in order to install an updated VC++ Redistributable package.
• Incorrect codegen in managed c++ with List to List assignment.
• Can't connect to mac build host after Visual Studio 15.9.4 update.
• Resource directories missed in incremental builds with AndroidAarLibrary items.
• Lots of external assembly references - JNI ERROR (app bug): local reference table overflow (max=512).
• The Unity Editor has been updated to 2018.3. For more information, please visit the Unity website.
• SSDT: We enabled SQL projects to build schemas that have non-clustered columnstore indexes on an indexed views.
• SSDT: We fixed a significant performance issue in the schema compare tool when generating a script.
• SSDT: We fixed the schema drift detection logic in the schema compare tool which forced a new comparison to reenable scripting and publishing actions.

Security Advisory Notices

• A remote code execution vulnerability exists in Visual Studio when the C++ compiler improperly handles specific combinations of C++ constructs. 

Other changes:

Bug Fixes & Known Issues
Related releases:

Team Foundation Server 2015 CTP 

These are the customer-reported issues addressed in 15.7.2:

• With 15.7, users installing an extension on the command line with a nested extension may see an error installing. This has been addressed in the 15.7.2 servicing release.
• Anaconda fails to uninstall during upgrade and issues warning (Error 87).
• The SSDT 15.6.0 Installer configuration registry key could not be opened..
• Editor performance Issues when editing JavaScript.
• The Code Coverage functionality in Visual Studio 2017 ignores async methods.
• Missing atls.lib in arm/arm64 after update.
• Test Explorer no longer greys out the previously run unit tests.
• Version 15.7.1 debugs .aspx App in a new Chrome instance even if JavaScript debugging is disabled.
• 15.7 compiler fails with Folly.
• ASP project keeps running after closing the web page.
• Chrome Debugger not working and shows an error message, however, the debugger buttons stay active. .
• Rename Python from Rename on the Refactor menu no longer works.
• Visual Studio Installer doesn't work correctly in low disk space conditions.
• Debugger links to browser when previously not set.
• Problems with template argument deduction for class templates.
• C++ constexpr string_view == fails to compile.
• A regression in Type Providers which use native resources (e.g., FSharp.Data.TypeProviders) has been fixed.
• You can now add files to F# ASP.NET Core projects from the UI.
• Listening to Microsoft-Extensions-Logging causes VS diagnostic events window to disconnect with an error message has been fixed in Service Fabric Tools. 

• DateTime.Now = Cannot provide the value: host value not found
• MSVC codegen error vector reverse_iterator x64 C++17 debug build
• C2440 error building atlenc.h with /permissive- in VS 16.4 Preview 1
• Last Visual Studio update broke NTLM authentication on Android (seems like new version of Momo would be a reason)
• Visual Studio 16.3.1 fails at compiling template code (e.g. from Basler Pylon SDK)
• Using TypeScript 3.7 for IntelliSense
• XCode 11.3 is too new all of a sudden after update to 8.4
• You uploaded an APK or Android App Bundle with invalid or missing signing information for some of its files. You need to create a valid signed APK or Android App Bundle.
• Unable to Run UWP project
• JavaScript IntelliSense not working after update 16.4.1
• Xib : Xcode is to new(rendering problem when using custom components)
• Storyboard error: 'Xcode is too new'
• Stability improvements for debugging watchOS applications.
• Adds Xcode 11.3 SDK support.
• Fixed crash when fstack-protector-strong flag is enabled.
• Fixed some inconsistent behavior with Debugger.

Security Advisory Notice

CVE-2020-0602 ASP.NET Core Denial of Service Vulnerability
CVE-2020-0603 ASP.NET Core Remote Code Execution Vulnerability
CVE-2020-0605 .NET Core Remote Code Execution Vulnerability
CVE-2020-0606 .NET Core Remote Code Execution Vulnerability

• An error occurred while generating the SSH keys. Please check that the environment is properly configured. Details: cat: /Users/cc/Library/Caches/Xamarin/XMA/Keys/1984b83a-dde9-4031-919d-b1d1b8411d0d: No such file or directory
• InvalidOperationException while debugging Xamarin Forms app
• Frame note in module in Xamarin Forms Android
• Internal compiler error is fixed and analysis for WDK completes as usual.
• We fixed an issue in the new Find in Files experience where hidden files and auto-generated files were not searchable.
• Fixed issue with deployment of UWP apps to remote machines where deployment fails with message "DEP0600: Deployment failed. DkmException - Error in the application."
• Local static variable not initialized in inlined function of class imported from dll
• VS 2019 16.5.X: Multiple startup projects while Live Visual Tree was last opened in a debug session crashes
• Fixed issues where for the C++ formatting indentation of new lines with only ending parenthesis.
• Fixed a bug preventing some users from installing 16.5
• Fix an issue where Visual Studio can crash when the display configuration changes.
• Fixed an issue causing slow downs when opening solutions that are impacting the IntelliSense code and related operations.
• Fixed a crash with the debugger that users can run into when the target application being debugged raises an exception.
• Added support for Xcode 11.4.

The biggest improvement in this release is support for C++/CLI (AKA “managed C++”). The changes for C++/CLI are primarily in Visual Studio.