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March 2025

Due by April 01, 2025 0% complete
Visual Studio Debugger error dialog: "To prevent an unsafe abort when evaluating the function *.__DebugDisplay" all threads where allowed to run. Area-Debug stepping, debug points, stacks and more Bug Impact-High (Internal MS Team use only) Describes an issue with extreme impact on existing code.
#18305 opened Feb 10, 2025 by smoothdeveloper
@psfinaki
5
Discriminated union .Is* properties causing compile time error Area-Compiler-CodeGen IlxGen, ilwrite and things at the backend Bug Impact-High (Internal MS Team use only) Describes an issue with extreme impact on existing code.
#18263 opened Jan 23, 2025 by p5ych08illy
@psfinaki
7
Nullness issue – Invalid type constraint resolution on ILookup Area-Nullness Issues related to handling of Nullable Reference Types Bug Impact-Medium (Internal MS Team use only) Describes an issue with moderate impact on existing code.
#18334 opened Feb 22, 2025 by xperiandri
@T-Gro
Backwards compatibility broken Area-Compiler-SRTP bugs in SRTP inference, resolution, witness passing, code gen Bug Impact-High (Internal MS Team use only) Describes an issue with extreme impact on existing code.
#18344 opened Feb 27, 2025 by gusty
@T-Gro
2
Nullness issue – Publishing an event produces nullness warning Area-Nullness Issues related to handling of Nullable Reference Types Bug Impact-Low (Internal MS Team use only) Describes an issue with limited impact on existing code.
#18349 opened Mar 1, 2025 by xperiandri
1 of 7 tasks
@T-Gro
#r "nuget: .." in VisualFSI produces an interesting warning Area-VS-FSI VS window and commands for F# Interactive Bug Impact-Low (Internal MS Team use only) Describes an issue with limited impact on existing code.
#18357 opened Mar 4, 2025 by KevinRansom
Nullness issue - Can't cleanly implement INotifyPropertyChanged by publishing an Event Area-Nullness Issues related to handling of Nullable Reference Types Bug
#18361 opened Mar 5, 2025 by marklam
1 of 7 tasks
@T-Gro
1
"#r nuget ..." downloads unneeded packages Area-VS-FSI VS window and commands for F# Interactive Bug Impact-High (Internal MS Team use only) Describes an issue with extreme impact on existing code.
#18231 opened Jan 13, 2025 by inosik
@KevinRansom
10
Compilation/intellisense: dotnet9 much slower than netstandard2.0 (with timings) Impact-High (Internal MS Team use only) Describes an issue with extreme impact on existing code. Needs-Repro Regression Theme-Performance
#18225 opened Jan 10, 2025 by charlesroddie
@T-Gro
4
Issue with consuming DLL when using LangVersion set to 8.0 with .NET SDK 9 Bug Impact-High (Internal MS Team use only) Describes an issue with extreme impact on existing code. Regression
#18003 opened Nov 14, 2024 by ljb
@KevinRansom
1
Type extension issue with allows ref struct Area-Compiler-Checking Type checking, attributes and all aspects of logic checking Area-Compiler-ImportAndInterop import of .NET DLLs and interop Bug Impact-High (Internal MS Team use only) Describes an issue with extreme impact on existing code. Regression
#18001 opened Nov 14, 2024 by bent-rasmussen
@psfinaki
16
LSP: Running new extension side-by-side with old one Area-LSP Related to Language Server Protocol
#18067 opened Nov 27, 2024 by 0101
@abonie
LSP switch from NewtonsoftLanguageServer to SystemTextJsonLanguageServer Area-LSP Related to Language Server Protocol
#18068 opened Nov 27, 2024 by 0101
1
F# VisualStudio 2022 text editor erases pipe of array expression closing bracket when issuing match in a for loop Area-VS-Editor VS editor support for F# code, not covered elsewhere Bug Impact-High (Internal MS Team use only) Describes an issue with extreme impact on existing code.
#18119 opened Dec 9, 2024 by smoothdeveloper
Null pointer reference (NRE) when referencing a point free function (FSharpFunc?) from a console app without a main method Bug Feature Improvement Theme-Simple-F# A cross-community initiative called "Simple F#", keeping people in the sweet spot of the language.
#18259 opened Jan 22, 2025 by bjartwolf
9
Renaming property renames get and set keywords use braking the code Area-LangService-RenameSymbol FCS and VS support for renaming symbols Bug Impact-Medium (Internal MS Team use only) Describes an issue with moderate impact on existing code.
#18270 opened Jan 26, 2025 by xperiandri
LSP: Insertion of new LSP powered extension into VS and/or SDK Area-LSP Related to Language Server Protocol
#17980 opened Nov 7, 2024 by 0101
@KevinRansom @abonie
3
Struct optional parameter with caller info attributes will fails in type check Area-Compiler-Checking Type checking, attributes and all aspects of logic checking Bug Impact-Medium (Internal MS Team use only) Describes an issue with moderate impact on existing code.
#18386 opened Mar 15, 2025 by ijklam
@T-Gro