MSBuild Weekly Report — 2026-03-10

[github-actions[bot]]

Report Period: 2026-02-24 to 2026-03-10 (14 days)
Generated: 2026-03-10 12:16 UTC

📊 Quick Stats

• New Unassigned Issues: 6
• Older Issues with Recent Activity: 12
• Active Pull Requests: 43 (28 new, 15 older with activity)

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Section 1 — New Unassigned Issues (created in the past 14 days)

Found 6 new unassigned issues created in the past 14 days.

#	Author	Title	Category	Age (days)	Labels	Possible Reason	Suggested Next Steps
#13347	@ViktorHofer	Introduce agentic workflows to automate mundane tasks	Feature Request	1	Area: Tasks	Team member proposes AI-driven automation for repository maintenance and triage tasks	Needs team discussion on scope, security considerations, and implementation approach
#13334	@JakeRadMSFT	Node reuse is non-functional on macOS — three bugs cause o...	Bug	3	none	Three interacting bugs: 50ms handshake timeout too short, SessionId mismatch prevents cross-terminal reuse, failed probes keep nodes alive indefinitely	HIGH PRIORITY — PRs #13354-#13357 already submitted, needs urgent review
#13329	@etomm	AutoGenerateBindingRedirects doesn't propagate from depend...	Bug	6	none	.NET Framework binding redirects from class libraries not propagated to exe projects; ReferenceCopyLocalPaths copies wrong assembly versions causing runtime failures	Needs area owner review — author has working MSBuild-only solution to integrate
#13328	@jzabroski	MSBuild Property $(CurrentTopLevelTargetFramework) to capt...	Feature Request	6	none	No way to detect consuming project's TFM from package build targets to conditionally fail incompatible combinations	Needs design discussion — may require SDK changes, consider MSBuildProjectReferenceTargetFramework
#13323	@rainersigwald	TransactionalModePreservesAllData test is flaky	Bug	7	flaky-test	Race condition in WriteLinesToFile test: "Cannot create a file when that file already exists"	Needs investigation of transactional file write timing and cleanup ordering
#13307	@rainersigwald	Get Microsoft.NET.Build.Extensions from a package for boot...	Bug	11	Area: Our Own Build	Bootstrap build pulls Microsoft.NET.Build.Extensions from SDK environment instead of package, breaks .NET Framework output when building with .NET SDK	Needs fix to consume from NuGet package during bootstrap — related to #13232

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Section 2 — Older Unassigned Issues with Recent Activity (created > 14 days ago, comment in past 14 days)

Found 12 unassigned issues created more than 14 days ago with comments in the past 14 days.

#	Author	Title	Category	Created	Latest Comment Summary	Possible Reason	Suggested Next Steps
#13255	@baronfel	Allow worker nodes to accept work from any active build	Feature Request	2026-02-12	Community asking about Azure DevOps multi-agent impact	Optimize node scheduling — shared node pool across concurrent builds instead of per-build locking	Needs design, blocked on multithreaded API adoption
#13252	@baronfel	Binlogs should only log invariant data, not culture-specif...	Feature Request	2026-02-12	No recent comments	Machine-readable binlogs need culture-neutral output for tooling consistency	Needs design review — may be breaking change for log viewers
#13241	@baronfel	The BinaryLogger should capture eval timings by default	Feature Request	2026-02-11	No recent comments	Eval phase timings currently require /pp or special flags, should be in binlog automatically	Good first issue candidate — low risk enhancement
#13221	@lewing	The Runtime="NET" crashing	Bug	2026-02-07	Yuliia suspects stale image, waiting for update to verify	TaskHost .NET runtime feature crashes with wasm targets despite being SDK-style project	Monitor infrastructure update — may auto-resolve
#13095	@JanProvaznik	Multithreaded build for roslyn crashes in TerminalLogger	Bug	2026-01-23	No recent comments	Roslyn.slnx with /mt crashes TerminalLogger (works without TL)	Needs repro and investigation — likely concurrency issue
#12944	@Liklainy	error MSB4166: Child node "3" exited prematurely	Bug	2025-12-15	No recent comments	Worker node crash when building efbundle in Docker after upgrading .NET 9 → 10	Needs repro steps and MSBuild_*.failure.txt logs analysis
#12833	@payn-git	PublishProfileFullPath doesnt support relative paths	Feature Request	2025-11-25	No recent comments	PublishProfileFullPath only accepts absolute paths, prevents solution-wide shared publish profiles	Needs design review and SDK team input
#12832	@YuliiaKovalova	Does MSBuild apply a sort to globbing?	Question	2025-11-25	No recent comments	Question about file system enumeration ordering and consistency	Answer needed — document whether globbing results are deterministic
#11834	@baronfel	Migrate Tasks in the MSbuild repo to the new Task type	Other	2025-05-12	Ongoing tracking	Epic tracking migration to multithreaded task infrastructure	Continue progress — checklist shows good advancement
#11784	@rainersigwald	Confusing and inconsistent behavior around `AfterTargets="...	Bug	2025-05-02	No recent comments	AfterTargets in dependency projects don't complete before depending projects continue in multi-proc builds (root cause of dotnet/sdk#48785)	Complex scheduling issue — needs engine design work
#11025	@MarkKharitonov	The metaproj msbuild file generated due to interproject dep...	Bug	2024-11-23	No recent comments	Solution-generated metaproj ignores SkipNonexistentTargets property causing MSB4057 errors	Needs investigation of solution metaproj target generation
#9697	@vsfeedback	No newline at the end of file in project file	Other	2024-01-30	No recent comments	Visual Studio generated project files missing trailing newline	Low priority cosmetic issue — help wanted

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Section 3 — Open Pull Requests Triage (opened, or with commits/comments in past 14 days)

Found 43 open PRs with activity in the past 14 days.

#	Title	Author	Action Needed By	Status Summary	Age (days)	Reviewers
#13359	Improve logging for AppDomain assembly load tracking	@OvesN	Author	Draft — work in progress	0	N/A
#13358	Fixed indentation for _GetCopyToOutputDirectoryItemsFromTr...	@CEbbinghaus	Team	Trivial whitespace fix — quick approval	0	N/A
#13357	Reduce node handshake read timeout from 60s to 5s	@JakeRadMSFT	Team	Part of macOS node reuse fix — needs review	0	N/A
#13356	Reduce default node idle timeout from 15 minutes to 30 sec...	@JakeRadMSFT	Team	Part of macOS node reuse fix — needs review	0	N/A
#13355	Fix node reuse probe timeout: 0ms poll -> 1s wait	@JakeRadMSFT	Team	Part of macOS node reuse fix — needs review	0	N/A
#13354	Fix Unix SessionId in handshake to enable cross-terminal n...	@JakeRadMSFT	Team	Part of macOS node reuse fix — needs review	0	N/A
#13353	[main] Source code updates from dotnet/dotnet	@dotnet-maestro[bot]	Team	Automated dependency update — needs review	0	N/A
#13352	Build Coordinator: system-wide MSBuild node management	@JakeRadMSFT	Team	New feature — system-wide node budget management, needs design review	0	N/A
#13351	Fix ToolTask hang when grandchild processes inherit pipe h...	@YuliiaKovalova	Team	Complex fix for long-standing issue #2981 — needs careful review	0	N/A
#13350	Stage 3: Forward BuildProjectFile* callbacks from OOP Task...	@JanProvaznik	Author	Draft — Stage 3 of TaskHost callback support	1	N/A
#13348	Update dependencies from dotnet/arcade	@dotnet-maestro[bot]	Team	Automated arcade update — needs review	1	N/A
#13346	Call OnAfterLoadProject for design-time projects	@melytc	Team	Design-time build fix — needs review	1	N/A
#13345	Use ItemMetadata factory method	@MarkMichaelis	Team	Refactoring to use factory method — needs review	1	N/A
#13343	[vs17.11] Update dependencies from dotnet/arcade	@dotnet-maestro[bot]	Team	Automated arcade update for 17.11 branch	2	N/A
#13342	[vs17.13] Update dependencies from dotnet/arcade	@dotnet-maestro[bot]	Team	Automated arcade update for 17.13 branch	2	N/A

(Additional 28 PRs not shown — see full list at github.com/dotnet/msbuild/pulls)

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🔍 Issues Flagged for Deeper Investigation

The following bugs and regressions require automated investigation:

#	Title	Category	Reason for Investigation
#13334	Node reuse is non-functional on macOS — three bugs cause orphaned node accumulation	Bug	macOS node reuse completely broken — three interacting bugs cause hundreds of orphaned processes, no workarounds
#13329	AutoGenerateBindingRedirects doesn't propagate from dependencies and ReferenceCopyLocalPaths copies wrong assembly versions	Bug	.NET Framework binding redirect propagation failures cause "Could not load file or assembly" runtime errors
#13323	TransactionalModePreservesAllData test is flaky	Bug	Flaky test indicates race condition in WriteLinesToFile transactional mode
#13307	Get Microsoft.NET.Build.Extensions from a package for bootstrap assembly	Bug	Bootstrap build pulls wrong assembly version breaking .NET Framework output
#13221	The Runtime="NET" crashing	Bug	TaskHost crash with Runtime="NET" feature in wasm projects
#12944	error MSB4166: Child node "3" exited prematurely	Bug	Worker node premature exit when building efbundle in Docker with .NET 10
#13095	Multithreaded build for roslyn crashes in TerminalLogger	Bug	Roslyn multithreaded build crashes TerminalLogger — works without /mt
#11784	Confusing and inconsistent behavior around AfterTargets="Build" in referenced projects	Bug	AfterTargets race condition in parallel builds — root cause of dotnet/sdk#48785
#11025	The metaproj msbuild file generated due to interproject dependencies inside the solution being built does not respect the SkipNonexistentTargets property	Bug	Solution-generated metaproj ignores SkipNonexistentTargets causing MSB4057 errors

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🧪 Investigation Results

Investigation results will be added here as they complete.

AI generated by MSBuild Weekly Activity Report

• expires on Mar 17, 2026, 12:29 PM UTC

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This discussion was automatically closed because it expired on 2026-03-17T12:29:45.914Z.

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