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Sweep 22 Oct 2026 · 04:32Z Build v2.1.308 527 read Stable v2.1.308 Latest v2.1.308 Next v2.1.308 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.229 ·

Automatic compaction errors say what went wrong

When auto-compaction fails you now see the underlying reason, not just a generic error.

You'll notice Improvements
JSON All of v2.1.229
You'll noticeTier: how much it should matter to you
3Useful: my rating, 1 to 5
1Signal: worth watching, 1 to 5
CompactionArea: what it touches
ImprovementsKind: in v2.1.229,
ImprovementsSection of the release
What

When automatic compaction fails, the message now appends the underlying failure detail, truncated, instead of only the generic compaction error text.

Evidence

automatic compaction failed:

Strings lifted out of the shipped bundle, so the claim above can be checked against them.

See this entry in the whole of v2.1.229 →

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