Claude Code v2.1.278
Released Sep 19, 2026 (26 days ago).
236 issues reference this build
191 still open
45 resolved (19%)
"References this build" means the issue body mentions running 2.1.278 (from the
bug-report template). It reflects report volume, not a proven defect count — an issue may mention a
version without being caused by it. First-party data from the anthropics/claude-code tracker.
Top issues reported on v2.1.278
Ranked by community engagement (reactions and comments).
- Scheduled task (routine) runs no longer appear in the desktop sidebar or Remote Control
- [Bug] Auto mode classifier returns no verdict for project-local write operations
- [BUG] blockReadsOutsideWorkingDirectories blocks reads inside working directory when path is resolved via cd + glob
- [FEATURE] VS Code extension: show images inline in the chat panel (re-file of stale-closed #79436)
- [BUG] git push of tags fails with 403 from Claude Code cloud session, despite full GitHub App permissions and no repo protections
- [Bug] /design command shows authentication options instead of creating design canvas
- [BUG] Claude in Chrome 1.0.94: side panel shows "Can't reach the Claude extension." in Vivaldi; classic side panel opt-out removed
- Opus 5.5 ignores output-style language rule after tool chains (0.4% -> 4.2% English)
- [Feature Request] Add global AGENTS.md configuration support alongside project-level
- [FEATURE] Project-local session storage: keep transcripts in the project instead of ~/.claude/projects/<path-slug>
- OTel: git_commit_id still silently dropped for `git -C <path> commit` and quiet/redirected commits (2.1.278) — recurrence of #77237
- Discord channel plugin: inbound notifications silently dropped on CC 2.1.278 (typing fires, no session turn) — resurfacing #86566
- Edit tool applied changes without a permission prompt despite `ask` rules for Edit (Windows, 2.1.278)
- [FEATURE]: per-session spend cap for interactive sessions (--max-budget-usd is print-mode only)
- [Feature Request] Git checkout operations should not appear in Bash Diff Tool output or be disabled by default
- [Bug] Shell glob patterns incorrectly interpreted by zsh causing empty agent returns
- [FEATURE] `claude project mv` — one command to re-point a project's state after its directory moves (transcripts, memory, prompt history, session registry, profiles)
- [Bug] Anthropic API repeatedly rejecting valid prompts with safety filters
- [PIECE OF SHIT CHAT BOT HAS FEELINGS NOW APPARENTLY.. LMFAO
- Not able to use limit-reset
- [FEATURE] Dragging a file into the prompt should insert an @ reference, not a bare path
- [Bug] Manual password input required for UI testing breaks automated workflows
- [BUG] Stop hook stop-hook-git-check.sh: unpushed-commit check silently passes on branches with no remote ref, and false-positives after a merged PR
- [BUG] Running any version above 2.1.278 locks up on FreeBSD
- [Bug] reasoning_extraction misreads a user-defined analysis section in the response as an attempt to extract internal reasoning (Opus 5, Claude Code and claude.ai)
- Windows: per-second statusLine bash spawns turn the MSYS add_item/errno 1 race into a permanent outage of every Bash call
- [BUG] Plugin `bin/` entries are added to PATH with no existence check — 74% of PATH becomes dead dirs, pushing the inlined shell snapshot past the Windows 8191-char limit
- [BUG] Claude Code CLI + VS Code extension hang/die after ~5 min on FreeBSD via Linuxulator
- [BUG] Long-running sessions enter permanent V8 GC thrash (RSS sawtooth 2.4↔5.9 GB, 300–400% CPU); TUI stops reading the keyboard and SIGTERM is ignored — only kill -9 works
- Railway MCP custom domain: Claude concludes no TXT record is needed, domain never verifies
Changelog
What's changed
- Changed auto mode for Claude API and Enterprise users, and on Bedrock, Vertex, Foundry and gateways, to default to the server-side classifier, which does not charge for classifier overhead (
CLAUDE_CODE_AUTO_MODE_SERVER=0opts out on Bedrock, Vertex, Foundry and gateways); warns on billed fallback. See https://code.claude.com/docs/en/auto-mode-classifier-billing - Added an
Auto mode serverrow to/statusshowing whether this session's auto mode classifier runs on the server