Network & proxy errors — page 3
Issues 401–600 of the 2,176 matching this topic. The trend chart and topic overview are on page 1.
- [BUG] The Claude Code CLI updated more than 15 times within two hours and kept downloading updates nonstop.
- Auto-mode safety classifier routes through ANTHROPIC_BASE_URL (undocumented) — gateway users' classifier is served by their gateway
- [BUG] Login failure
- [BUG] Session becomes permanently unresumable (400 `server_tool_use.id` pattern) after switching a session from a third-party provider back to the Anthropic API
- Bug: single streaming HTTP request outlasting bearer TTL is killed mid-stream; no in-stream renewal path
- [Bug][cyber] False cyber block on cache-fix-warmer maintenance cron (req_011CcbvVXnTau2SguZK9QyDd)
- [BUG] Claude Code doesn't work with `NODE_OPTIONS=--use-system-ca`
- claude update fails with "getaddrinfo EREFUSED" on split-DNS VPN — updater resolves via c-ares, not the system resolver
- [BUG] Remote execution sandbox blocks git clone to github.com, breaking pip install of git+https:// dependencies
- [BUG] 2.1.183: pre-first-byte streaming aborts on custom ANTHROPIC_BASE_URL (proxy/gateway), large-context — regression from 2.1.179 (2.1.181 unaffected on the gateway)
- Fresh project sessions rapidly accumulate hidden tool-result context and then fail with ECONNRESET
- /plugin install fails on Windows with EBUSY rename errors (Defender real-time scan race)
- [Bug] Fable 5 cybersecurity classifier produces false positives on legitimate infrastructure administration and PDF processing tasks
- [BUG] iOS app crashes when fetching environment list if any remote-control server (kind: "bridge") is registered
- [BUG] No supported way to disable only the context_management beta — breaks Claude Code on HIPAA-flagged orgs without ZDR (first-party Anthropic API)
- API Error 400 with custom model via ANTHROPIC_BASE_URL when plugins are loaded
- [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
- [BUG] Managed Agents git push to non-claude/* branch returns HTTP 403 with App-installation token
- 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+)
- Feature request: Expose context usage to hooks for autonomous session handoff
- /insights report only analyzes 328/1291 sessions, missing most data
- [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
- [DOCS] Context window docs missing auto-compaction circuit breaker behavior (stops after 3 failures)
- 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
- Since 2.1.213, one connection error disables HTTP keep-alive for the rest of the process; long sessions then degrade into stream-idle-watchdog stalls and full-conversation resends until restart
- [BUG] Claude Code Web GitHub proxy blocks binary attachment uploads
- [DOCS] HTTP_PROXY env var can also be used to redirect sandbox traffix
- [BUG] Cowork/cloud sandbox: api.telegram.org blocked with 403 connect_rejected, and Pro/Max accounts have no setting to allow it
- [FEATURE] Compress API request bodies with gzip by default
- [BUG] Claude Code gets stuck on “Thinking…” indefinitely in long-running projects
- [BUG] Windows MSIX 1.32352.1.0: local filesystem MCP server unusable in Cowork sessions - draft-07 outputSchema rejected, and no server version passes both checks
- Fake <system-warning> claiming safety classifiers disabled injected into assistant response stream (persisted in transcript with valid requestId)
- [Bug] Prompt cache invalidation: tools array mutation and TTL downgrade during session
- [BUG] CCR proxy returns -32003 needs_approval and the retroactive approval card cannot succeed — root cause analysis from the shipped client (2.1.220)
- [BUG] Claude Desktop crashes immediately after Cloudflare Turnstile screen on Windows 11 25H2 — reproducible across clean installs
- GitHub Integration connector grants OAuth access but all write operations fail with "403 Resource not accessible by integration"
- [BUG] Parent resumes as if subagent completed while subagent is waiting in Monitor for a background process
- [BUG] 3P LLM gateway: natively-1M models (Sonnet 5) are budgeted at 200K because the embedded/standalone CLI never resolves provider "gateway" — verified root cause + working env workaround
- [BUG] Desktop 1.20186: "Projects" (Cowork/epitaxy) redirects to Claude Code — new "Code" entitlement gate blocks the surface on Bedrock/3p
- LSP tool silently drops goToDefinition/findReferences results for gitignored paths — breaking navigation inside .claude/worktrees/ (its own worktree feature)
- [Bug][cyber] Safety filter blocked routine analysis of RSA-SHA256 key material extracted from own memory dump (req_011CcnJ2yHjMz3YQrqvLefKo)
- Cyber safeguard: sticky per-session false-positive blocks (28 events, 23 request IDs) across Opus 4.8 + Sonnet 5
- [BUG] claude blocks on startup due to ignoring proxy settings
- claude-opus-4-8: malformed tool-call wrapper (raw <invoke> XML leaks as text, tool call fails) + off-topic/hallucinated replies since ~2026-06-26
- Dynamic Workflows are not rate-limit-aware — heavy-read fan-outs burst ITPM, 429s drop agents mid-run and waste session tokens
- [BUG] Slack MCP (direct HTTP) OAuth never completes — callback listener torn down ~3s after browser opens
- [Bug] Advisor tool incorrectly reports network errors
- [BUG] CLI: OAuth login fails with "Invalid OAuth Request — Missing redirect_uri parameter" — Pro plan, Windows 11
- [FEATURE] Support apiKeyHelper-equivalent for custom headers
- Background daemon sessions fail permanently on transient socket errors — no retry/reconnect
- [Bug] Anthropic API Error: Cyber-related safeguards triggered on legitimate infrastructure automation request
- Bug: automatic cleanup deleted 6 active sessions without warning — token loss
- [BUG] Network Sandbox in WSL intermittent failures
- [DOCS] Network docs should warn that untrusted LLM proxies can modify Claude Code request context
- Google Cloud BigQuery MCP connector: OAuth redirect_uri_mismatch (Error 400)
- [BUG] Claude Code on the web: git push and GitHub MCP refuse changes under .github/workflows/ — proxy OAuth token missing workflow scope
- [BUG] CLI hangs indefinitely on stuck streaming response — UI swallows input but redraws on SIGWINCH; only external kill recovers
- [BUG] owork Domain allowlist UI not honored by sandbox proxy
- MCP SSE transport ignores relative endpoint URLs; Streamable HTTP (type: http) silently not loaded
- [BUG] Git proxy returns 403 Forbidden on git-receive-pack
- Unable to use Claude code for VS code
- `claude update` hangs indefinitely on version-check when current == latest
- Gmail / Calendar hosted MCP endpoints (*.mcp.claude.com) return 404 — deprovisioned or outage?
- [Bug] Version 4.7 Performance and Reliability Regression
- You've hit your limit · resets 2:30am (Asia/Calcutta)
- [BUG] SSH connection fails on Windows — `key: false` despite valid identity file configured
- You've hit your limit · resets 11:30pm (Asia/Calcutta)
- [BUG] Cowork "Failed to create bridge sockets" — every spawn exits code 1, persists after full VM rebuild (v1.3036.0, macOS)
- [BUG] MCP 'needs-auth cache' blocks reconnection to claudeai-proxy servers even after successful re-authentication for SDK processes
- [Bug] Anthropic API Error: 500 Internal Server Error
- MCP Google Drive OAuth flow redirects to claude.ai web instead of completing in CLI
- [FEATURE] Make MCP tool call timeout configurable (MCP_TOOL_TIMEOUT)
- Client-side "Request too large (max 20MB)" error for payloads under 1MB
- [FEATURE] Support TLS/SSL configuration for HTTP MCP servers
- [BUG] Claude Desktop 1.569.0 macOS — "Claude's response could not be fully generated" when a single turn involves multiple stdio MCP tool calls
- [Bug] Tokens consumed without generating output or response
- [BUG] Cowork sandbox blocks MCP subprocess connections to Google APIs
- [Bug] 72% of API requests are empty polling requests counting toward usage quota
- Feature request: BuddyReact hook event for companion speech capture
- Remote trigger mcp_connections not loaded as tools in scheduled agent sessions
- [FEATURE] Add env var to force OAuth enablement when using gateway/proxy with custom auth
- [DOCS] LLM gateway docs missing `x-client-request-id` header for timeout debugging
- [DOCS] Document the non-streaming API fallback mechanism, including its token cap and timeout behavior
- [Feature Request] OAuth account switching doesn't work; add account switcher UI
- Telegram plugin: notifications/claude/channel MCP notifications silently dropped
- [BUG] ENABLE_PROMPT_CACHING_1H_BEDROCK does not apply 1h TTL to subagent requests
- [BUG] Claude Code intermittent crashes on Linux with IVPN — DNS resolution, MCP auth spam, and server-side instability
- [BUG] HTTP/SSE MCP transport fails for non-OAuth servers (e.g., Jenkins) — OAuth discovery is mandatory and breaks Basic auth
- [FEATURE] Add ability to match skill name in hook matchers.
- [FEATURE] Support ``effortLevel`` in *command/agent* frontmatter alongside model field
- Memory leak: 4.2 GB RSS after 3.5 minutes, native memory dominates V8 heap
- [BUG] HTTP hooks fail with "unknown certificate verification error" - bundled TLS ignores system CA store
- Bun runtime segfaults (address 0x28) on macOS Silicon after ~3min when running claude CLI
- sandbox: enableWeakerNetworkIsolation not wired from settings to sandbox-runtime config
- Allow users to control built-in status line messages (suppress, override, or prioritize custom statusLine)
- [BUG] Sandbox: add com.apple.SystemConfiguration.configd to macOS Mach IPC allowlist
- Cowork/Windows - Can't reach the Claude API from Claude's workspace on fresh install — no VPN on
- [BUG] Cowork Windows: API UNREACHABLE despite working NAT — MITM proxy not binding to VM gateway (172.16.0.1), multi-IP NIC routing mismatch
- Support per-agent effort level when spawning teammates/subagents
- [BUG] Claude Desktop uses an incorrect redirect_uri during Dynamic Client Registration
- Feature request: per-host SSH/TCP allowlist in sandbox network config
- Claude Code hangs on startup in Termux (Android) with Node.js v24
- Claude Code ignoring user directives and CLAUDE.md instructions, breaking production systems
- Persistent "API Error: Connection error" and Request Timed Out in WSL2 Environment
- Session created from stale commit instead of current main branch
- API timeout after successful tool execution in v2.1.6
- [Bug] Anthropic API Error: Internal server error (500)
- [FEATURE REQUEST] Expose Agent Hierarchy Metadata in API Requests
- [FEATURE] Log telemetry events and configuration sources
- [BUG] Model override with --model switch is incomplete, does not change models used by WebFetch, or generic sub-agent
- Question: Credential injection proxy for claudes in containers?
- [BUG] Dynamic tools are registered but cannot be used
- [BUG] Unable to connect to stdio MCP proxies from Windows Terminal
- [BUG] EDITED: Claude Code fails on mobile networks due to IP-based connections instead of hostname-based HTTPS
- [BUG] Unable to use /compact when using a HTTPS_PROXY
- API Request Failures: Persistent 503 Service Unavailable Errors
- [BUG] color ansi codes were not rendered properly when running `claude mcp` command
- [GitHub integration] Cowork sessions on one account don't get list_repos / add_repo tools; same GitHub App works on my other account
- [Billing] API key stolen and abused twice in 12 days (LLMjacking); spending limit exceeded by 29%; refund denied via template responses without case review
- Cowork Desktop: local "Additional allowed domains" / "All domains" egress stopped being enforced after 2026-09-11 update (VM 2.1.260 worked, 2.1.266 blocks)
- Sandbox wedges on merged-usr Linux: bwrap "Can't mount tmpfs on /newroot/bin" (regression, works on 2.1.229)
- [BUG] Subscription features are withdrawn when `ANTHROPIC_BASE_URL` isn't the official string, even when the proxy terminates at Anthropic
- [Urgent] Widespread ECONNRESET mid-stream — long streamed responses die, short ones survive
- Unreliable untrustworthy Claude Code Wasting time and effort. Dangerous to work with.
- [STILL PRESENT]: Cloud sessions: GitHub gate overrides "Full" network access — anonymous public-repo API/HTML reads 403, user Authorization headers swallowed
- Sandbox blocks inbound SSO/OAuth loopback callback from Bash-tool CLI commands (Linux/WSL2)
- [BUG] Transient server errors MUST NOT kill subagents
- [BUG] Playwright MCP browser cannot traverse the session's mandatory HTTPS_PROXY egress proxy (100% ERR_CONNECTION_RESET, even with explicit --proxy-server)
- [FEATURE] Claude Code Remote (web) sessions can’t make outbound SSH connections, blocking direct VPS/server management workflows
- [BUG] Regression after 2.1.139: streaming connection resets after first SSE chunk and retries 10 times
- [BUG]
- [BUG] Fable 5 safeguard flags fire on ordinary sysadmin work at a ~100% rate — including on turns containing no action at all
- [BUG] 2.1.221+ fails with ECONNRESET / "Connection closed mid-response" when a third-party Winsock LSP is present; no diagnostic points to the cause
- [Bug] Claude Fable 5 safeguard false positive on authorized security remediation content
- [BUG] Windows MSIX: package servicing disables the package while running, silently killing Claude Code background agents (no crash record, no recovery)
- macOS sandbox: injected GIT_SSH_COMMAND omits the proxy credentials (the Linux branch passes them), so git-over-SSH always fails
- sandbox: excludedCommands is skipped when the excluded command is inside a shell loop (gh fails TLS under Seatbelt)
- [BUG] Interactive text streaming never paints incrementally on Windows — reproduces even off-platform (fresh WSL2/Debian/xterm)
- [BUG] Atlassian MCP connector: write calls (addCommentToJiraIssue) blocked by Cloudflare; connector also intermittently drops to "no OAuth token" during reconnect
- [BUG] MCP tool calls fail with -32003 after approval on mobile web
- Vertex: `thinking.display` dropped from request body under CLAUDE_CODE_USE_VERTEX=1 — Sonnet 5 thinking text invisible on Vertex
- [Bug] Client shows misleading network failure banner during long server-side tool execution
- [BUG] VS Code extension: Subprocess initialization always times out (60s) — TCP/TLS/proxy all confirmed working externally
- Fleet/agents view fails OAuth login with getaddrinfo ENOTFOUND platform.claude.com, doesn't reuse existing terminal credentials
- [BUG] Claude Desktop macOS: ~107s startup beachball — ReadMacOSKeychainCertificates blocks main thread
- Claude Code CLI reports "Truncated event message received" on Bedrock Opus 4.8 streams that are byte-complete
- [BUG] Loading a tool for the first time mid-session (e.g. skill, MCP, tool-search) invalidates cache
- [BUG] Claude Desktop (macOS): chat MCP tool calls time out with zero network activity when a system PAC is configured; configured MCP server stays connected and never receives tools/call
- [BUG] Claude Code loads fixed subset (10) of system CA certificates regardless of CLAUDE_CODE_CERT_STORE value — primary /v1/messages requests fail with UNABLE_TO_GET_ISSUER_CERT
- [BUG] Remote container proxy blocks releases.astral.sh:443, preventing uv from downloading Python versions.
- [Bug][cyber] False block on integrating an RTSP video stream viewer and in-app stream proxy/relay (req_011CcURXCkskhcYPZ9C9GvPS)
- [Bug][cyber] Safety filter blocked building an in-app video viewer that proxies/relays an RTSP stream (req_011CcUR4SjW19NDrt4CKJMUX)
- [BUG] Code on the web: Trusted egress allowlist is systematically out of sync with where tooling connects
- [Bug][aup] Automated trading agent blocked from placing a small high-odds wager via proxied API
- [Bug][aup] Cyber safeguard wrongly blocks scripting an automated prediction-market order via SOCKS proxy
- [Bug][aup] Cyber safeguard false-positive blocks automated prediction-market order placement script
- [Bug][aup] Reverting a top-tier reverse-proxy router config to restore downed production sites blocked
- [Bug][aup] Crypto exchange balance query via regional proxy endpoint incorrectly blocked (req_011Cbu55Hh74p3oYrNEsHR9J)
- [Bug][aup] Auditing live web server config to identify missing sensitive-path and source-file access blocks (req_011CcF5hcn9KHu37KTDHGHmN)
- [Bug][aup] Safety filter wrongly blocked geo-based access-control audit of self-hosted personal web services (req_011CcFFHJ7jPBKWgceCEf8PL)
- [Bug][cyber] Safety classifier wrongly blocks routine sysadmin work integrating CDN and reverse-proxy logs int (req_011CcGkEPtYTU36Z5XueW83z)
- [Bug][aup] Safety filter blocked diagnosing Cloudflare Access RDP/OTP connector failing to launch backend RDS (req_011CcHAcyigVbLUb12hXtC7e)
- [Bug][cyber] False positive blocks routine network admin scripting and TLS certificate automation work (req_011CcCJ547coZQf8eHXmFmJF)
- SessionEnd hook killed before completing on exit ("Hook cancelled") — EXIT trap never runs, no configurable grace [2.1.187, tui: fullscreen]
- [Bug] Anthropic API Error: ECONNRESET connection reset during message requests with excessive retry loops
- [BUG] Auto mode classifier permanently unavailable for my account (days, not transient)
- [BUG] HTTP_PROXY/HTTPS_PROXY stripped from PowerShell/Bash tool subprocess env on Windows (NO_PROXY survives)
- [BUG] Read tool can inject huge partial file output into context, causing repeated ECONNRESET on follow-up turns