Claude Code v2.1.33
Released Feb 6, 2026 (6 months ago).
43 issues reference this build
2 still open
41 resolved (95%)
"References this build" means the issue body mentions running 2.1.33 (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 v2.1.33
Ranked by community engagement (reactions and comments).
- [FEATURE] Add WezTerm as a split-pane backend for agent teams (teammateMode)
- [BUG] Read tool's PDF support requires poppler-utils but it's undocumented, usually absent, and not detected after install
- Session name set by /rename is overwritten after /resume
- Claude Code hangs indefinitely on startup in non-git directories (regression since 2.1.31)
- [BUG] "Context limit reached" triggers at 27% usage (68.9% free space) — regression in 2.1.33
- Max plan Extra Usage charges during usage reporting outage — 1M context billing change undocumented
- [BUG] Claude Code hangs on startup / auth fails with "EEXIST: file already exists, mkdir 'C:\Users\<username>"
- CLAUDE_ENV_FILE written but not sourced for Bash tool calls on Windows
- [BUG] teammateMode: "tmux" silently falls back to in-process when it2 CLI shortcuts are broken — no error surfaced to user
- [BUG] Cowork: Google Drive for Desktop mirrored/streaming folder fails to mount with "file exists" error
- [Bug Report] Update messsages inthe console while there is no update available
- Infinite CPU loop on --resume: main thread never yields to event loop
- [BUG] Grep tool display name truncated to "Searc" in TUI
- [BUG] Synthetic Enter from dictation tools (WhisperTyping) treated as Shift+Enter multiline input
- [BUG] Chrome native host crashes with EADDRINUSE on Windows - named pipe conflict
- Interactive mode freezes on second launch in non-home directories (Windows)
- [BUG] Bash tool returns exit code 5 on native Windows in Parallels VM
- [BUG] Extension activation fils on Windows: hardcode Linux build in sdk.mjs
- Resumed sessions with many large images become permanently broken (400 error)
- sessions-index.json not indexing sessions — resume picker only shows ~10 of 94 sessions
- [BUG] Image with space not found
- [BUG] Fuzzy/keyword matching for slash commands (/)
- [BUG] Feature Request: Fuzzy/keyword matching for slash commands (/)
- [Bug] Slash command input blocked when pressing 'N' key, forces navigation to previous screen
- [Bug Report] Incomplete bug report submission
- [BUG] Opus 4.6 having a lot of trouble with read -> edit tool spaces and tabs due to diff seperator
- [BUG] Read tool errors are silently swallowed in TUI — no error message shown
- [BUG] Claude VSCode Extension >2.0.7 Stuck Loading — Webview Sends Messages but Never Receives Responses
- Upgrade notification shown to Homebrew users who are already on latest cask version
- OOM crash: background SSH/gcloud commands accumulate and exhaust Node.js heap
Changelog
What's changed
- Fixed agent teammate sessions in tmux to send and receive messages
- Fixed warnings about agent teams not being available on your current plan
- Added
TeammateIdleandTaskCompletedhook events for multi-agent workflows - Added support for restricting which sub-agents can be spawned via
Task(agent_type)syntax in agent "tools" frontmatter - Added
memoryfrontmatter field support for agents, enabling persistent memory withuser,project, orlocalscope - Added plugin name to skill descriptions and
/skillsmenu for better discoverability - Fixed an issue where submitting a new message while the model was in extended thinking would interrupt the thinking phase
- Fixed an API error that could occur when aborting mid-stream, where whitespace text combined with a thinking block would bypass normalization and produce an invalid request
- Fixed API proxy compatibility issue where 404 errors on streaming endpoints no longer triggered non-streaming fallback
- Fixed an issue where proxy settings configured via
settings.jsonenvironment variables were not applied to WebFetch and other HTTP requests on the Node.js build - Fixed
/resumesession picker showing raw XML markup instead of clean titles for sessions started with slash commands - Improved error messages for API connection failures — now shows specific cause (e.g., ECONNREFUSED, SSL errors) instead of generic "Connection error"
- Errors from invalid managed settings are now surfaced
- VSCode: Added support for remote sessions, allowing OAuth users to browse and resume sessions from claude.ai
- VSCode: Added git branch and message count to the session picker, with support for searching by branch name
- VSCode: Fixed scroll-to-bottom under-scrolling on initial session load and session switch