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Turbopack prod minifier breaks citeproc with Chicago author-date bibliography

TurbopackRelated to Turbopack with Next.js.Related to Turbopack with Next.js.

Status: Open.

Bug

#93353 In vercel/next.js;

· dandyling opened on Apr 29, 2026

Turbopack: empty middleware-manifest for proxy.ts on Next 16.2.4 / 16.3.0-canary.3 (Windows; root and src/ placement)

MiddlewareRelated to Next.js Middleware.Related to Next.js Middleware.

TurbopackRelated to Turbopack with Next.js.Related to Turbopack with Next.js.

Status: Open.

#93328 In vercel/next.js;

· babihacare opened on Apr 28, 2026

Module resolution ignores import aliases for dependencies

Module ResolutionModule resolution (CJS / ESM, module resolving).Module resolution (CJS / ESM, module resolving).

TurbopackRelated to Turbopack with Next.js.Related to Turbopack with Next.js.

Status: Open.

Bug

#93295 In vercel/next.js;

· avivkeller opened on Apr 27, 2026

next/dynamic lazy chunk uses stale module graph after source edits (Turbopack)

TurbopackRelated to Turbopack with Next.js.Related to Turbopack with Next.js.

Status: Open.

#93293 In vercel/next.js;

· Djangologie opened on Apr 27, 2026

Turbopack dev on macOS hits Watchpack fs.watch EMFILE on ancestor directories and app subtrees

TurbopackRelated to Turbopack with Next.js.Related to Turbopack with Next.js.

Status: Open.

#93175 In vercel/next.js;

· wzrdgang opened on Apr 24, 2026

Turbopack crashes in pages/_app.tsx when next/font is imported

CSSRelated to CSS.Related to CSS.

Font (next/font)Related to Next.js Font Optimization.Related to Next.js Font Optimization.

Pages RouterRelated to Pages Router.Related to Pages Router.

TurbopackRelated to Turbopack with Next.js.Related to Turbopack with Next.js.

Status: Open.

#93162 In vercel/next.js;

· jantimon opened on Apr 23, 2026

Turbopack build fails 'Failed to collect page data' on CMS-fed sitemap.xml (works with --webpack)

TurbopackRelated to Turbopack with Next.js.Related to Turbopack with Next.js.

Status: Open.

#93144 In vercel/next.js;

· jobimdev opened on Apr 23, 2026

Turbopack: CSS HMR sometimes lags one revision behind edits

CSSRelated to CSS.Related to CSS.

TurbopackRelated to Turbopack with Next.js.Related to Turbopack with Next.js.

Status: Open.

Bug

#93052 In vercel/next.js;

· Dougg11 opened on Apr 20, 2026

Turbopack: misdetected workspace root (from stray parent lockfile) causes RAM exhaustion (40+ GB) and infinite module-resolution retry on first request

CSSRelated to CSS.Related to CSS.

TurbopackRelated to Turbopack with Next.js.Related to Turbopack with Next.js.

Status: Open.

Bug

#92978 In vercel/next.js;

· MrMyNameMaster opened on Apr 19, 2026

@vercel/otel fetch instrumentation stripped after HMR in dev mode — resetFetch() restores pre-instrumentation fetch

bugIssue was opened via the bug report template.Issue was opened via the bug report template.

InstrumentationRelated to Next.js Instrumentation.Related to Next.js Instrumentation.

TurbopackRelated to Turbopack with Next.js.Related to Turbopack with Next.js.

Status: Open.

#92877 In vercel/next.js;

· Strernd opened on Apr 16, 2026

Sentry Spotlight sourcemaps work with Webpack but fail under Turbopack in Next.js (Next.js 16 + @sentry/nextjs)

TurbopackRelated to Turbopack with Next.js.Related to Turbopack with Next.js.

Status: Open.

Bug

#92857 In vercel/next.js;

· amscu-dev opened on Apr 15, 2026

Twice requesting the same route-specific client chunk with different initiators during App Router production navigation (Doubles Network Traffic!!!)

PerformanceAnything with regards to Next.js performance.Anything with regards to Next.js performance.

TurbopackRelated to Turbopack with Next.js.Related to Turbopack with Next.js.

Status: Open.

Bug

#92689 In vercel/next.js;

· gurkerl83 opened on Apr 12, 2026