Search results

Possible incorrect use of "NOT ... OR ..." pattern

area-VSDesignerWindows Forms out-of-proc designer related issuesWindows Forms out-of-proc designer related issues

Status: Open.

#14072 In dotnet/winforms;

· GrabYourPitchforks opened on Nov 21, 2025

VS2022, VS2026 winforms designer for .net framework wants to load System.Runtime.dll v. 10.0.0.0

area-VSDesignerWindows Forms out-of-proc designer related issuesWindows Forms out-of-proc designer related issues

Status: Open.

#14059 In dotnet/winforms;

· AdmiralSnyder opened on Nov 18, 2025

Cannot add custom WinForms control built with .NET 8 to Visual Studio Toolbox (“platform whose toolbox items cannot be enumerated dynamically”)

area-VSDesignerWindows Forms out-of-proc designer related issuesWindows Forms out-of-proc designer related issues

untriagedThe team needs to look at this issue in the next triageThe team needs to look at this issue in the next triage

Status: Open.

#14008 In dotnet/winforms;

· unmeshdev-emerson opened on Oct 31, 2025

VS 2026: Winforms designer (net9) doesn't release bin dll on rebuild

area-VSDesignerWindows Forms out-of-proc designer related issuesWindows Forms out-of-proc designer related issues

Status: Open.

Bug

#13974 In dotnet/winforms;

· AdmiralSnyder opened on Oct 20, 2025

· 

VS release

Could not determine a valid designer type for 'RootNamespaceName CustomToolStripDesigner,

area-VSDesignerWindows Forms out-of-proc designer related issuesWindows Forms out-of-proc designer related issues

Status: Open.

#13899 In dotnet/winforms;

· NagarajManimaran opened on Sep 24, 2025

Incorrect Mouse Event Capturing During Design Time in .NET Core Projects Prevents Drag-and-Drop of Custom Docked Panel

area-VSDesignerWindows Forms out-of-proc designer related issuesWindows Forms out-of-proc designer related issues

Status: Open.

#13827 In dotnet/winforms;

· NagarajManimaran opened on Aug 21, 2025

WinForms Designer Regression: Cannot Select EnableDesignMode-Exposed Panel by Click in .NET 9

area-VSDesignerWindows Forms out-of-proc designer related issuesWindows Forms out-of-proc designer related issues

Status: Open.

#13763 In dotnet/winforms;

· Overdrive77 opened on Jul 30, 2025

Visual Studio 2022 WinForms Designer only works when Visual Studio is run as Administrator

area-VSDesignerWindows Forms out-of-proc designer related issuesWindows Forms out-of-proc designer related issues

Status: Open.

#13679 In dotnet/winforms;

· peter-g-dev opened on Jul 6, 2025

Repository Status Update (winforms-designer-extensibility) - Is it abandoned?

area-VSDesignerWindows Forms out-of-proc designer related issuesWindows Forms out-of-proc designer related issues

Status: Open.

#13640 In dotnet/winforms;

· eabase opened on Jun 23, 2025

WinForms Designer Error: Could Not Determine a Valid Designer Type for Custom ToolStrip in .NET Core

area-VSDesignerWindows Forms out-of-proc designer related issuesWindows Forms out-of-proc designer related issues

Status: Open.

#13507 In dotnet/winforms;

· NagarajManimaran opened on May 22, 2025

NullReferenceException in out-of-process designer if resource contains data of type System.Resources.ResXNullRef

area-VSDesignerWindows Forms out-of-proc designer related issuesWindows Forms out-of-proc designer related issues

Status: Open.

Bug

#13443 In dotnet/winforms;

· volkmnv opened on May 12, 2025

Default CollectionEditor Appears instead of the Custom CollectionEditor When the Editor Opens from the UITypeEditor’s Custom Form

area-VSDesignerWindows Forms out-of-proc designer related issuesWindows Forms out-of-proc designer related issues

Status: Open.

#13355 In dotnet/winforms;

· SreemonPremkumarMuthukrishnan opened on Apr 23, 2025