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Sweep 22 Oct 2026 · 21:04Z Build v2.1.309 528 read Stable v2.1.308 Latest v2.1.309 Next v2.1.309 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.0.72 ·

Tool Reference Filtering

Entry
JSON All of v2.0.72
EntryKind: in v2.0.72,
ChangesSection of the release
What

Tool references in conversation history are now filtered when the referenced tool is no longer available.

Details
  • Prevents errors when resuming sessions after tools have been removed
  • Logs warning when filtering out unavailable tool references
  • Replaces empty results with placeholder text
Evidence

p97() at line 483382 (contains "Filtering out tool_reference for unavailable tool")

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

See this entry in the whole of v2.0.72 →

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