[Bug] Fine-tuning task flagged causing model fallback to Opus

Status Open
Reported on v2.1.215
Maintainer reply None cached
Activity 0 comments · opened Jul 19, 2026

Bug Description
my task to fine tune DB is getting flagged and model is being defaulted to opus

Environment Info

  • Platform: win32
  • Terminal: windows-terminal
  • Version: 2.1.215
  • Feedback ID: 94fe8b96-11be-46ef-8cb0-c627b52e40b6

Errors

[{"error":"TelemetrySafeError: VirtualMessageList: itemKeys/messages length desync (keys=107 messages=106 range=[84,107))\n    at Nob (B:/~BUN/root/src/entrypoints/cli.js:13267:8188)\n    at Vjp (B:/~BUN/root/src/entrypoints/cli.js:13267:1103)\n    at Xn (B:/~BUN/root/src/entrypoints/cli.js:2608:21391)\n    at XE (B:/~BUN/root/src/entrypoints/cli.js:2608:40495)\n    at nj (B:/~BUN/root/src/entrypoints/cli.js:2608:51434)\n    at Bje (B:/~BUN/root/src/entrypoints/cli.js:2608:89101)\n    at Uje (B:/~BUN/root/src/entrypoints/cli.js:2608:88051)\n    at uDe (B:/~BUN/root/src/entrypoints/cli.js:2608:87870)\n    at dU (B:/~BUN/root/src/entrypoints/cli.js:2608:84132)\n    at Pt (B:/~BUN/root/src/entrypoints/cli.js:2608:6680)","timestamp":"2026-07-19T19:04:14.008Z"}]

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