Network & proxy errors — page 2
Issues 201–400 of the 1,923 matching this topic. The trend chart and topic overview are on page 1.
- Sandbox TLS verification fails for gh CLI despite github.com in allowedHosts
- [BUG] VSCode extension doesn't load MCP servers on Windows due to drive letter case mismatch in .claude.json project key lookup
- Agent teams (CLAUDE_CODE_EXPERIMENTAL_AGENT_TEAMS) ignore modelOverrides when spawning subagents
- [BUG] Cloud scheduled tasks: gRPC/HTTP2 blocked by sandbox TLS proxy to googleapis.com
- Dispatch/Cowork: ECONNRESET when connecting to API
- [FEATURE] PreApiCall / PostApiCall hooks to prevent secret exfiltration to API providers and attackers
- [BUG] Cloud environment allowlist missing cache.ruby-lang.org — rbenv install fails with 403
- Feature request: expose rate limit utilization in statusline JSON
- [BUG] http hooks with json don't work.
- [BUG] Claude Code + Cowork fail with ECONNRESET on every network and client — chat works fine
- [BUG] Transient server errors MUST NOT kill subagents
- [DESIGN] .gitignore should not double as AI access control — introduce clear .claudeignore semantics
- [BUG] VSCode session picker sorts by file mtime, not last in-file activity — bulk mtime restamps scramble order and age labels
- claude.ai code-execution sandbox: HTTP 503 'DNS cache overflow' on egress to Vercel-hosted host
- MCP connections return 503 DNS cache overflow from sandbox egress proxy (web/mobile)
- Sustained 502 Bad Gateway from mcp-proxy.anthropic.com (Gmail MCP)
- I'm ready to help generate GitHub issue titles for Claude Code bug reports. Please share the bug report details, and I'll create a concise, technical title following the format specified.
- [Bug] Excessive token consumption on single document read
- [MODEL] Opus 4.6 Thinking : Lying behavior.
- [FEATURE] Expose account usage % to hooks and CLI so automated workflows can yield tokens for manual use
- Remote Control: frequent "unknown network error" and session drops when using iOS app
- [BUG] VS Code extension login prompt not bypassed with claudeCode.disableLoginPrompt: true when using Microsoft Foundry
- Expose rate limit / usage quota info in statusLine JSON input
- CCR routine sessions can't reach GitHub — outbound traffic appears routed through a broken internal proxy
- SSE heartbeat (≤30s) during model reasoning to prevent 'Connection closed mid-response' / stream-watchdog stalls on long (esp. Agent-tool) turns
- Fable 5 safety classifier: frequent false-positive model switches on benign content
- Server withholds stream bytes after accepting request — frequent slow-first-byte and 180s idle-timeout aborts (2.1.157, Opus 4.8)
- [BUG] Postgres network egress blocked even with full network permissions
- [BUG] ECONNRESET on every API call — macOS 26 Tahoe, Darwin 25.4.0, ARM64
- [Bug] Desktop: text input freezes after long session — ProseMirror placeholder/cursor disappears
- [BUG] Opus 4.7 safety filter produces false-positive refusals on encoded input
- [BUG] Team Premium seat weekly limit stuck at 100% after only 102M tokens — other users on same plan consume 757M+ without issues
- [BUG] Enterprise managed-mcp.json silently blocks all claude.ai cloud MCP connectors
- Feature request: Lazy MCP server initialization (connect on demand)
- Voice mode fails with 'Voice connection failed' — Cloudflare challenge blocks WebSocket to claude.ai
- Expose rate limit data in statusLine JSON
- Bug Report
- Chrome integration: Support remote/SSH usage (Claude Code on VPS, Chrome on local machine)
- OAuth Authentication Broken in WSL2 - Cannot Login or Use API
- [BUG] claude code web sandbox: .NET NuGet Package Restore Fails Due to Proxy Authentication
- Clarification needed on Statsig dependency following OpenAI acquisition
- [BUG] CLOUD_ML_REGION env variable is ignored for the Claude 3.5 Haiku POST when using LiteLLM+GoogleVertexAI
- [BUG] GitHub proxy 403s release-asset downloads in cloud sessions, breaking builds
- Cloud environments (routines): headless Chromium gets ERR_CONNECTION_RESET on all sites even with Network access = Full (curl works)
- [BUG] Chat tab disappears when switching from Anthropic login to third-party API gateway
- [FEATURE][Trace] Support per-request trace context propagation for LLM API calls
- [Bug] ultrareview timeout shouldn't consume quota credits
- Bash: sleep ≥2s blocked unconditionally, breaking legitimate polling/heartbeat patterns
- [Bug] Rate limit error at 72% token usage
- [BUG] authServerMetadataUrl is ignored when MCP server discovery succeeds — should override, not fallback
- [REPORT] Unauthorized distribution: nilupulk/claude-code-free
- [BUG] MCP Streamable HTTP SSE reconnection regressed in 2.1.83
- Claude Code Web: Go 1.26 not available in container environment
- [Bug] Claude in Chrome WebSocket bridge fails behind Zscaler/corporate TLS proxy (unable to get local issuer certificate)
- HTTP hook intermittently fails with ECONNREFUSED despite healthy server
- [Bug] High CPU usage during idle state
- [BUG] API Error 404 / ECONNREFUSED
- [BUG] statsig sdk not respecting https_proxy/HTTPS_PROXY
- Claude Code v2 not showing the entreprise proxy url in the header
- NO_PROXY environment variable not working for MCP server HTTP calls
- [BUG] Claude CLI on WSL in China fails with ‘unsupported country/region’ error
- [BUG] awsAuthRefresh startup pre-check hangs indefinitely on SSO profiles behind a proxy (>2.1.187 regression — SSO-OIDC call bypasses HTTPS_PROXY)
- [BUG] 2.1.193 VS Code extension (Windows, native): OAuth login fails "certificate has expired" — regression from 2.1.190
- [BUG] Desktop app Cloudflare Turnstile 403 loop on Windows 11
- [BUG] [BUG] API Error 400: "The content[].thinking in the thinking mode must be passed back to the API" - frequent interruptions during conversation
- [BUG] OTEL metrics not exported on Claude Code ≥ v2.1.113 (confirmed with mTLS configuration)
- [BUG] Cowork "Failed to create bridge sockets after 5 attempts" after update to 1.3036.0 (cf521c) — macOS Sonoma 14.6.1
- MCP tool `strict` field not forwarded to Anthropic API
- [BUG] [Cowork] VM API unreachable on corporate network — no proxy support in VM environment
- [BUG]
- Sandbox: allowedDomains not enforced for plain HTTP — only HTTPS CONNECT is filtered
- [Bug] `--print` flag returns empty output in version 2.1.83
- [BUG] Claude Code Web: persistent 404 on session_ingress/.../git_proxy/compare — every session fails to initialize
- [Bug/Feature] Fix IME input for Vietnamese, Chinese, Japanese, Korean (character loss)
- [BUG] Request timed out. Check your internet connection and proxy settings
- [BUG] CLAUDE_CODE_API_KEY_HELPER_TTL_MS not working from settings.json
- [BUG] Proxy mode error: Hostname/IP does not match certificate's altnames
- [BUG] Issue in API Error Output & Proxy Handling
- Recurring ECONNRESET during active sessions, exhausting all 10 retry attempts
- Cowork cloud sessions cannot access any GitHub repository, and the git proxy instructs the agent to call a nonexistent add_repo tool
- claude --cloud always creates a bundled session (no remote, no push) despite completed /web-setup and repo-bound web UI
- Remote control: sessions die permanently on session-limit hit and on transient disconnects; mobile app still shows them alive and silently drops messages
- [BUG] Claude Code sessions freeze locally until another session receives input — Desktop app & VS Code only (not web)
- [LSP] Language servers on user PATH not found — "Command 'X' not found or is in an unsafe location (current directory)" (rust-analyzer + clangd, Windows)
- [BUG] Remote Control bridge registration sent as plaintext HTTP through proxy instead of CONNECT-tunneling
- Claude Desktop Code tab ignores NODE_EXTRA_CA_CERTS on Windows MSIX install behind corporate SSL proxy
- [BUG] Cowork: all tasks fail with retry loop then ECONNRESET — fails across networks incl. phone hotspot, survived clean reinstall, worked hours earlier same day (macOS 15.7.3, M3)
- Native update/install fails with 'socket connection was closed unexpectedly' behind proxy — undici TLS incompatibility
- [Bug] Elevated error rate in API responses
- [FEATURE] Cryptographically signed harness blocks to distinguish Claude Code injections from user content
- Gateway model discovery does not use apiKeyHelper for authentication
- Claude-3p + Bedrock: managed-settings allowedDomains not honored, sandbox pinned to 4 hosts
- Interactive Bash tool hangs after successful execution; tool_result is not written to session/UI
- [BUG] Routines /run endpoint returns HTTP 400 "trigger_id: Extra inputs are not permitted" — both web UI and RemoteTrigger tool affected
- [BUG] bun install fails with 503 on private GitHub Packages (sandbox proxy rejects redirect with Authorization header)
- [Feature] OnApiRetry hook event for observability and control over internal retry behavior
- Managed Agents: gmail.googleapis.com blocked by egress proxy even with explicit allowed_hosts
- [FEATURE] Allow faster retry when network connectivity is restored during backoff
- [Bug] Token limits depleting rapidly across sessions
- [BUG] NO_PROXY completely ignored — Claude Code v2.1.83 routes all traffic through forward proxy regardless
- ACP UsageUpdate.cost reports Sonnet pricing for Opus 4.6 model
- sandbox.network.allowedDomains does not work for Node.js processes (DNS resolution blocked)
- [BUG]
- [Bug] Voice mode connection failure: network error handling
- Remote control WebSocket disconnects every ~25 minutes due to server-side connection lifetime limit
- Native installer stuck on 2.1.39 - doesn't update to latest (2.1.47)
- [BUG] Notion MCP blocked by proxy in Cowork sessions - mcp.notion.com not on allowlist
- Continuous undisclosed network calls to datadoghq.com every few seconds
- Intermittent connection failures in Claude Code on WSL2
- [BUG] MacOS: Failed to start OAuth callback server: Failed to start server. Is port 0 in use?
- [BUG] Claude Code OAuth authentication fails in proxy environment (Remote Development)
- [Feature Request] Increase default context window size for subscription tier
- [BUG] Sub agents are not getting the custom model in SDK / CLI
- [BUG] API Error: 400 {"type":"error","error":{"type":"invalid_request_error","message":"tools.26.custom.name: String should match pattern '^[a-zA-Z0-9_-]{1,64}$'"}}
- [BUG] Support ANTHROPIC_BASE_URL
- [BUG] Regression 2.1.220 → 2.1.221 (Windows native): direct API connections die with ECONNRESET after first chunk when a Winsock LSP (Proxifier v3) is registered
- [Bug] GitHub API requests blocked by proxy egress policy with HTTP 502 in scheduled routines
- [BUG] "Failed to save changes" error when enabling unrestricted git push permission
- [BUG] Desktop SSH remote fails ("Failed to upload file: file does not exist") through JumpServer/Koko bastion — server bootstrap uses SFTP upload; VS Code Remote-SSH works via exec channel
- [Bug] Agent team tools not injected after auto-update to v2.1.178
- [Bug] Claude Cowork fails to start on macOS arm64: Missing Claude Code binary and SSL protocol error
- Support skipping GCP auth in Vertex AI mode for proxy-based deployments
- MCP sandbox egress: allow <us2.make.com>
- 2.1.141 regression: streaming stalls → sdk_stream_ended_no_result had_error:true on large conversations; 2.1.140 unaffected
- [Perf/Cost] Tool catalog (~24k tokens) sent uncached on every API request — cache_control breakpoint missing
- [BUG] xhigh effort tier quality regression on Opus 4.7 — recommend medium until investigated
- [Bug] Socket Connection Closed Unexpectedly During API Request
- Inconsistent temporal context: models often operate without knowing the current date
- Cowork/Dispatch VM spawns fail with "Failed to create bridge sockets after 5 attempts" after MSIX 1.2773.0.0 → 1.3036.0.0 update (Windows 11)
- Remote triggers: MCP tools fail to load and network proxy blocks outbound HTTP after initial run
- [BUG] Cowork plugins installed via marketplace are immediately removed as NOT_AVAILABLE on next sync — skills never load
- [BUG] Cowork returns 403 on macOS 26.3.1 but works on macOS 26.3
- [BUG] [Cowork] Windows: cowork-vm-nat HNS network permanently breaks WSL2 internet connectivity
- IDE integration does not work inside Docker Desktop sandboxes
- [BUG] Interactive mode fails with ECONNRESET while -p (print) mode works fine
- [BUG] Title: "Panel (New Tab)" option in preferredLocation setting does not work
- [BUG] Issue with Atlassian MCP
- Add claude clean command to manage cache and logs
- [Bug] Anthropic API Error: Missing Tool Result Block
- [BUG] Unable to use HTTP proxy settings
- Anthropic Infrastructure Backend Regression
- Connecting to api.anthropic.com eventhough configured for bedrock
- [FEATURE] Custom connectors: support static request headers (e.g. `Authorization: Bearer …`) — currently OAuth-only, forcing `mcp-remote` stdio shims
- [BUG] Non-streaming retry receives event-stream response (HTTP/2 stream mixup, Intel Mac)
- [BUG] Cloud environment setup script gets HTTP 503 through the security proxy; the identical curl succeeds when the agent runs it in-session
- [FEATURE] Let cloud sessions comment on public repos the user cannot push to
- [BUG] GitHub push permission (403) in Claude Code Remote session - read only despite repo being added as source
- VS Code webview: 'Unsupported content type: advisor_tool_result' / 'server_tool_use' for block types the CLI renders fine
- [BUG] Persistent intermittent ECONNRESET ("socket closed unexpectedly") on Claude Code — macOS, multi-day, recurring across sessions
- [BUG] Model discovery incompatible with hybrid claude.ai/gateway authentication
- Fresh project sessions rapidly accumulate hidden tool-result context and then fail with ECONNRESET
- [BUG] Claude Managed Agent internal proxy throwing 503 when interacting with Git
- [MODEL] Opus 4.8 (max effort) likely hallucinated a prompt-injection in tool output, then acted on it for many turns
- [BUG] Session resume fails with 400 "Invalid model name" until /model is run (regression, started ~mid-May 2026)
- [Feature Request] macOS sandbox: auto-manage allowMachLookup for TLS/system services
- VS Code extension forces daily re-login due to refresh token rejection (400) when multiple windows are open
- Claude Code 2.1.143 silently hangs MCP tool calls after SSE drop — client logs the drop but does not fail or reconnect
- VS Code extension: "Unhandled case: [object Object]" when the API stream stalls (CLI/TUI mode unaffected)
- Claude Desktop (Cowork): TLS verification failure on bridge.claudeusercontent.com — bundled Node CA bundle issue on Windows 11 [regression ~1 week]
- [FEATURE] Show error reason in retry status line
- [BUG] Hosted MCP OAuth initiation ignores NODE_EXTRA_CA_CERTS on corporate MITM networks (v2.1.113+)
- [DOCS] Login troubleshooting page missing "OAuth not allowed for organization" guidance
- Improve sandbox support for erlang / elixir
- Feature request: Expose context usage to hooks for autonomous session handoff
- /insights report only analyzes 328/1291 sessions, missing most data
- [BUG] Cowork SSL certificate expired error on Windows 11 Enterprise — API calls fail before VM rootfs download completes in v1.3561.0
- [BUG] Organization-level policies bypassed when ANTHROPIC_BASE_URL is set, despite claude.ai OAuth authentication
- Cowork VM agents fail with 'Failed to create bridge sockets after 5 attempts' on Claude Desktop 1.3036.0.0 (Windows)
- [BUG] Cowork: Failed to create bridge sockets after 5 attempts on every task
- Expose context window utilization to hooks and as machine-readable output
- Custom URI scheme _claude_vscode_fs_right breaks C#/Roslyn analyzer (UriFormatException)
- [BUG] claude.ai Slack MCP connector not available in Claude Code despite being connected in web settings
- [BUG] TLS certificate verification fails on Windows unless connected to VPN
- [BUG] MCP tool_result delivery corrupts SSE streaming connection, causing TypeError: network error and conversation data loss on every tool call
- Login failed: getaddrinfo ENOTFOUND alb-cache - OAuth callback exposes internal hostname
- You've hit your limit · resets 8pm (Europe/Bucharest)
- [BUG] Claude code stopped working
- CLI shows 'Rate limit reached' despite very low usage — VS Code extension works fine
- Voice mode: WebSocket blocked by Cloudflare bot challenge (403 cf-mitigated)
- Use compact output flags for common Bash commands to reduce token consumption
- [BUG] MCP Proxy: SSE stream repeatedly drops with 409 Conflict, reconnection fails
- Agent SDK: prompt cache invalidated every query() — random UUID in Bash tool description
- [FEATURE] Allow hooks for asking users questions
- [BUG] Unable to Delete Sessions in Claude Code Web
- [BUG] SELF_SIGNED_CERT_IN_CHAIN Error: Extension Fails in Corporate Proxy Environment (Zscaler)
- [BUG] mTLS client certificates broken in v2.1.23+ (works in v2.1.22)
- VSCode extension doesn't read env variables from ~/.claude/settings.json
- API Connection Timeout Despite Healthy System Resources (125GB RAM Available)
- [DOCS] Docs Gap: Missing Flags, Settings, and Env Vars introduced in v2.0+ (Changelog Audit)
- [BUG] Browser window stuck in loading state after successful MCP OAuth callback to Claude Desktop
- [BUG] Custom agents can no longer use custom models
- 503 upstream connect error or disconnect/reset before...
- [FEAT] Support Windows Integrated Authentication (NTLM/Negotiate) for Corporate Proxies + PAC file
- Request: Add telemetry debugging capabilities for Docker container environments
- [BUG] Crash when `http(s)_proxy` environment vaiable points to a socks proxy
- [BUG] Claude Code v2.1.237 does not advertise URL-mode elicitation on MCP 2026-07-28 (InputRequiredResult cannot be fulfilled)
- [BUG] Cowork scheduled tasks: WebFetch permission gate (PROVENANCE_REQUIRED) blocks unattended runs on parallel calls
- [BUG] [BUG] Persistent ECONNRESET on v2.1.228 (post-fix) — all networks, all local causes eliminated incl. full AV uninstall; claude.ai chat works fine on same account
- Native Grep/Glob tools missing from tool roster (claude-fable-5, tool search enabled)
- [BUG] ECONNRESET on every request — Windows 11; curl and Node.js connect fine; both native and npm installs fail