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Sweep 01 Oct 2026 · 17:27Z Build v2.1.287 508 read Stable v2.1.285 Latest v2.1.287 Next v2.1.287 Feeds RSS JSON llms.txt llms-full.txt Unofficial
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Claude Code v2.1.286 ·

Error message for when Claude Test cannot connect its browser helper

Claude Code contains an error saying Claude Test did not start because its browser helper did not connect, with steps to try

You'll notice Improvements
JSON All of v2.1.286
You'll noticeTier: how much it should matter to you
2Useful: my rating, 1 to 5
2Signal: worth watching, 1 to 5
Claude TestArea: what it touches
ImprovementsKind: in v2.1.286,
ImprovementsSection of the release
What

Claude Code now contains this error message: "Claude Test did not start: Claude Code would not connect its browser helper in this session." It tells you to try one of these:

  • restart Claude Code and run /claude-test
  • start Claude Code with --debug and read the MCP connection line in the debug log
Why

If this message appears, it names a fix to try and where to look for the cause.

How sure we are
Something disagreesSomething we can check disagrees with this entry, or the writer said they could not settle it.
The writer flagged doubtIt is not clear when this message is shown, whether `/claude-test` is available to readers, or what replaced the skill file this message…

See this entry in the whole of v2.1.286 →

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