Network & proxy errors — page 3
Issues 401–600 of the 1,923 matching this topic. The trend chart and topic overview are on page 1.
- [BUG] ECONNRESET on streaming API calls: bundled Bun HTTP client fails while Node.js/curl succeed identically (Windows, VPN-independent, survives reinstall)
- [BUG] stdio MCP server always times out at ~30000ms on Windows, even though it connects via MCP Inspector)
- [BUG] All models fail with ConnectionRefused while the same OAuth token reaches the API (macOS, 2.1.219–2.1.220)
- [Bug] Prompt cache invalidation: tools array mutation and TTL downgrade during session
- Remote Control (server mode): 'failed to disconnect' — TypeError reading 'session_url'
- [BUG] Claude Desktop crashes immediately after Cloudflare Turnstile screen on Windows 11 25H2 — reproducible across clean installs
- ECONNRESET reliably triggered by image upload (even <1MB, single/first images)
- [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] Safety block halted authorized reverse-engineering of my own drone's auth protocol, mid-secret-re (req_011CcnReWU19UF1bg7REcCRy)
- [Bug][cyber] False cyber block on cache-fix-warmer maintenance cron (req_011CcbvVXnTau2SguZK9QyDd)
- 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
- Dynamic Workflows are not rate-limit-aware — heavy-read fan-outs burst ITPM, 429s drop agents mid-run and waste session tokens
- [Bug] Advisor tool incorrectly reports network errors
- [BUG] CLI: OAuth login fails with "Invalid OAuth Request — Missing redirect_uri parameter" — Pro plan, Windows 11
- [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)
- /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)
- Bug: automatic cleanup deleted 6 active sessions without warning — token loss
- API Error 400 with custom model via ANTHROPIC_BASE_URL when plugins are loaded
- [BUG] Managed Agents git push to non-claude/* branch returns HTTP 403 with App-installation token
- [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] 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
- [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
- [DOCS] Context window docs missing auto-compaction circuit breaker behavior (stops after 3 failures)
- 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
- [FEATURE] Support more than one IDE-connected Claude Code session per editor window
- [BUG] Playwright MCP browser cannot traverse the session's mandatory HTTPS_PROXY egress proxy (100% ERR_CONNECTION_RESET, even with explicit --proxy-server)
- [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
- Fake <system-warning> claiming safety classifiers disabled injected into assistant response stream (persisted in transcript with valid requestId)
- [BUG] macOS sandbox blocks Chromium/Playwright launch: bootstrap_check_in denied — no mach-register allowance exists, allowMachLookup cannot help
- [BUG] Windows MSIX: package servicing disables the package while running, silently killing Claude Code background agents (no crash record, no recovery)
- [BUG] Claude Desktop on Windows loops on "A new version of Claude is available" with error 1XAF0WC after update
- [BUG] CCR proxy returns -32003 needs_approval and the retroactive approval card cannot succeed — root cause analysis from the shipped client (2.1.220)
- GitHub Integration connector grants OAuth access but all write operations fail with "403 Resource not accessible by integration"
- [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
- 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
- [BUG] Slack MCP (direct HTTP) OAuth never completes — callback listener torn down ~3s after browser opens
- [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] Claude-spawned child shells on Windows can't complete new outbound TLS handshakes to non-Anthropic endpoints (breaks Perforce)
- [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)
- OAuth re-auth for `claude agents` fails with ECONNREFUSED on `org:create_api_key` scope
- [BUG] Compaction threshold regression in 2.1.144+: MCP tool definitions over-counted, auto-compact fires at ~74K (vs ~143K in 2.1.143)
- [BUG] Routine sessions: Slack MCP tools fail with "MCP tool call requires approval" despite "Always allow" being set
- [BUG] owork Domain allowlist UI not honored by sandbox proxy
- [BUG] Worktree isolation fails with "Background full checkout failed: git-crypt-locked" in git-crypt repos
- MCP SSE transport ignores relative endpoint URLs; Streamable HTTP (type: http) silently not loaded
- [BUG] CCR routine git push always fails with HTTP 403 from internal git proxy (127.0.0.1)
- Hook subsystem: session metrics in payloads + warm-reset primitive
- Claude Code API not connecting
- [Bug] Team leader approval gate missing permission_response in SendMessage union types
- [Bug] Auto-Compact causes response thrashing after multiple iterations
- Claude killed 31 user browser processes without consent (Stop-Process -Force on Brave)
- [BUG] macOS: `tls.getCACertificates("system")` blocks startup ~9-10s on corporate-managed Macs (regression in 2.1.119)
- sandbox.excludedCommands does not actually exempt listed commands from sandbox network enforcement
- [BUG] running 'claude install' no longer works w/ system cert store
- [BUG] Managed hooks restriction bypassed when using ANTHROPIC_BASE_URL
- PermissionRequest HTTP hook fails closed when endpoint is unreachable, contradicting documented non-blocking behavior
- [FEATURE]Feature Request: Usage analytics / install counts for Claude Code plugin authors
- [BUG] coworkd_upstream_failed connection_refused - persistent across 2 days on Mac
- [BUG] `excludedCommands` entries with `:*` suffix silently disable the entire sandbox for all Bash calls
- Remote triggers: 90% MCP tool failure rate + destructive file deletion
- Sandbox blocks macOS SystemConfiguration API, crashing Rust-based CLI tools (Codex CLI)
- Closing Chrome window with Claude-in-Chrome extension crashes CC CLI session (Unix socket MCP disconnection)
- --channels Discord plugin: duplicate replies per inbound message (multi-cycle re-processing)
- Chrome extension: 'Browser URL could not be parsed' on subdomain URLs (brain.fountain-city.com)
- Session becomes permanently unrecoverable after streaming errors due to retry message accumulation
- Feature Request: Hook events for session/context usage thresholds
- [DOCS] LLM gateway docs missing `x-client-request-id` header for timeout debugging
- [BUG] Dispatch returns 403 "Request not allowed" with Claude Max subscription
- [DOCS] Document the non-streaming API fallback mechanism, including its token cap and timeout behavior
- [BUG] Claude Code VSCode extension: ConnectionRefused behind corporate PAC proxy (Windows)
- Feature: Per-project cumulative usage tracking (tokens, cost, time)
- Security: Claude Code exposed .env with private key via http.server, resulting in $1,324 theft
- /voice command fails with 'check internet' error despite stable connection
- [BUG] Cowork Windows: API unreachable behind NTLM proxy — no egress proxy implementation on Windows (systematic diagnosis)
- [Bug] Claude Code bypassing sandbox restrictions
- [BUG] `gcloud` tool cannot be used in sandbox
- [BUG] Cowork Windows: VM boots and authenticates but has zero internet connectivity — all outbound TCP fails (Win 11 Pro, Build 26200)
- [BUG] Playwright plugin ignores .mcp.json args — hardcodes --headless only
- Feature Request: Server/IPC hook type for persistent hook processes
- [BUG] Cowork unresponsive — LocalAgentModeSessions.start fails validation on every session attempt (macOS 15.6.1)
- [BUG] Claude Code CLI and MAC App (Code & Cowork) Request Timeout
- [Bug] Input box text truncation on display
- [BUG] Native installation registers HTTP proxy, but doesn't use it
- Unable to connect to API (ECONNREFUSED)
- [BUG] Claude Code HTTP MCP Transport - Connection Failure
- [BUG] `stop_reason` not parsed from `message_delta` when using `ANTHROPIC_BASE_URL` proxy
- [Bug] Resume menu crashes with JavaScript OOM when switching to all projects
- [BUG] Attempting to authenticate claude-code doesn't work on FIrefox/OSX because only listens on IPV6 localhost
- [Bug] Playwright Browser Download Blocked in Web Environment
- [BUG] Claude Code intermittently ignores HTTP_PROXY on startup (Windows)
- [Bug] VS Code extension connection error on macOS - HTTP client error in bundled Bun runtime
- [BUG] Claude code seems to set proxy for commands in the "excludedCommands" sandbox settings
- [BUG] Unable to push changes to git from the sandbox
- [BUG] [Webapp] Git push failing with 504 Gateway Timeout - proxy service unresponsive
- [BUG] SERIOUS SECURITY ISSUE
- [BUG] Failures with `SELF_SIGNED_CERT_IN_CHAIN` errors
- [BUG] Sub-Agent execution using LiteLLM configuration
- [BUG] Proxy configuration ignored when CLAUDE_CODE_USE_BEDROCK=1
- Enhancing System Robustness and Reliability by Allowing Retry Configuration on MCP Client Tool Calls
- [BUG] Resuming a fork forfeits its prompt cache: deterministic miss after any tool loop, fork 5m vs parent 1h TTL, full-context rewrites while the prefix is live
- [Urgent] Widespread ECONNRESET mid-stream — long streamed responses die, short ones survive
- Unreliable untrustworthy Claude Code Wasting time and effort. Dangerous to work with.
- Sandbox blocks inbound SSO/OAuth loopback callback from Bash-tool CLI commands (Linux/WSL2)
- [BUG] Transient server errors MUST NOT kill subagents
- [MODEL] Supporting claims are presented as observed facts when they are inferred, sampled, or unobservable
- [BUG] GitHub connector write access fails with 403 even after full disconnect/reconnect (personal plan)
- [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] Claude Fable 5 safeguard false positive on authorized security remediation content
- Three diagnosability issues around context limits and custom base URLs
- 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] The Claude Code CLI updated more than 15 times within two hours and kept downloading updates nonstop.
- [BUG] Parent resumes as if subagent completed while subagent is waiting in Monitor for a background process
- [BUG] Bundled claude-code CLI binary is unsigned — fails Gatekeeper on managed Mac, breaks Chat/Cowork/Code with "crashed" error
- [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
- LSP tool silently drops goToDefinition/findReferences results for gitignored paths — breaking navigation inside .claude/worktrees/ (its own worktree feature)
- claude desktop: honor multi-root workspaces (each folder a first-class root with its own .claude)
- [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][cyber] Safety filter blocked routine analysis of RSA-SHA256 key material extracted from own memory dump (req_011CcnJ2yHjMz3YQrqvLefKo)
- [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] Claude Code doesn't work with `NODE_OPTIONS=--use-system-ca`
- [Bug][cyber] False block on integrating an RTSP video stream viewer and in-app stream proxy/relay (req_011CcURXCkskhcYPZ9C9GvPS)