Issues

• DDC library bundle modules - canary features flag reset

  P2triaged
  dart-lang/webdev#2871 · Filter by author nshahan opened on Sep 16, 2026

• Sometimes not rebuilding after update

  P3triaged
  dart-lang/webdev#2865 · Filter by author gmalakov opened on Aug 14, 2026
  6

• TypeError: null: type 'JSNull' is not a subtype of type 'String'

  P2package:dwdstriagedtype-bug
  dart-lang/webdev#2852 · Filter by author HassanIghil opened on Jul 24, 2026
  3

• Error in Flutter myapp

  P2package:dwdstriagedtype-bug
  dart-lang/webdev#2849 · Filter by author bhardayash486 opened on Jul 22, 2026
  3

• Injected client crashes on route navigation with TypeError (_JsonMap is not a subtype of List<Object?>) — page renders blank, no error surfaces to app (Flutter 3.44.5)

  P2package:dwdstriagedtype-bug
  Bug

  dart-lang/webdev#2848 · Filter by author rocmiller opened on Jul 19, 2026
  4

  

• Migrate to use as dev dep and dart run

  P1triaged
  dart-lang/webdev#2847 · Filter by author mit-mit opened on Jul 14, 2026
  15

  

• Migrate to an API that exposes hot restart and hot reload operations as two phases (begin and end)

  P2package:dwdstriaged
  dart-lang/webdev#2826 · Filter by author nshahan opened on Apr 28, 2026
  

• Breakpoints set in a Dart web app with vscode are not being before the app runs

  P2package:dwdstriagedtype-bug
  dart-lang/webdev#2808 · Filter by author nshahan opened on Mar 31, 2026
  7

• Unable to set breakpoints in dependencies from non-Pub sources that contain slashes in their URLs

  P2package:dwdstriaged
  dart-lang/webdev#2776 · Filter by author DanTup opened on Feb 12, 2026
  2

• debug_extension_test failing due to missing file - tool/build_extension.sh

  dart-debug-extensionP3package:dwdstriaged
  dart-lang/webdev#2773 · Filter by author jyameo opened on Feb 11, 2026

• The sdkRoot argument to start is not honoured everywhere

  P2package:frontend_server_clienttriaged
  dart-lang/webdev#2767 · Filter by author nielsenko opened on Feb 1, 2026
  1

• Webdev + dart install + Flutter + Windows

  P2package:webdevtriaged
  dart-lang/webdev#2758 · Filter by author davidmorgan opened on Jan 23, 2026
  3

• flutter web app reporting websockectconnectionclosed

  P2package:dwdstriaged
  dart-lang/webdev#2753 · Filter by author bsutton opened on Jan 20, 2026
  8

• Unhandled error detected in the injected client.js script.

  package:dwdswaiting-for-customer-response
  dart-lang/webdev#2715 · Filter by author mademma99 opened on Nov 19, 2025
  3

• WebSocketChannelException:

  package:dwdswaiting-for-customer-response
  dart-lang/webdev#2714 · Filter by author irvingperalta opened on Nov 15, 2025
  1

• DWDS requests are sent to wrong port

  P2package:dwdspackage:webdevtriaged
  Bug

  dart-lang/webdev#2709 · Filter by author Wdestroier opened on Nov 7, 2025
  6

  

• Skipping compiling with dart2js because some of its transitive libraries have sdk dependencies that are not supported on this platform:.

  P3package:webdevtriagedtype-enhancement
  dart-lang/webdev#2686 · Filter by author MichealReed opened on Sep 3, 2025
  28

• Improve error message when failing to add a breakpoint to a script that isn't loaded

  P2package:dwdstriaged
  dart-lang/webdev#2664 · Filter by author DanTup opened on Aug 7, 2025
  1

  

• feat: Add --spa-fallback flag to support client-side routing

  P2package:webdevtriagedtype-enhancement
  dart-lang/webdev#2655 · Filter by author insinfo opened on Jul 30, 2025
  1

• Dart Debug Extension on Chrome stopped working after Flutter 3.32.0 and Dart 3.8.0 update

  dart-debug-extension
  dart-lang/webdev#2622 · Filter by author Ajay9o9 opened on May 21, 2025

• Unhandled error detected in the injected client.js script.

  P3triagedtype-bug
  Bug

  dart-lang/webdev#2612 · Filter by author venunath-m opened on Apr 22, 2025
  1

• DWDS should not send a resume event after a hot-restart

  package:dwds
  dart-lang/webdev#2610 · Filter by author elliette opened on Apr 14, 2025

• Unexpected DWDS error for getObject | rti.dart

  package:dwds
  dart-lang/webdev#2582 · Filter by author itsJoKr opened on Jan 27, 2025
  1

• Breakpoints break in wrong location in unnamed extensions: FrameComputer: Error calculating sync frame: RangeError (end): Invalid value: Not in inclusive range 15..26: 10

  P3package:dwdstype-bug
  dart-lang/webdev#2574 · Filter by author DanTup opened on Jan 21, 2025

• DWDS error when running DevTools integration tests

  package:dwds
  dart-lang/webdev#2571 · Filter by author elliette opened on Jan 16, 2025