[BUG]

Preflight Checklist

• [x] I have searched existing issues and this hasn't been reported yet
• [x] This is a single bug report (please file separate reports for different bugs)
• [x] I am using the latest version of Claude Code

What's Wrong?

In my Alpine devcontainer newest version 2.1.70 (and 2.1.69 and 2.1.68, have not tried other versions) the extention produces a error 127.

When downgrading to 2.1.61 all works fine again.

What Should Happen?

It should not throw 127 on Alpine devcontainer

Error Messages/Logs

2026-03-06 09:42:37.510 [info] Claude code extension is now active?
2026-03-06 09:42:37.510 [info] MCP Server running on port 61267 (localhost only)
2026-03-06 09:42:37.510 [info] AuthManager initialized
2026-03-06 09:42:37.594 [info] Received message from webview: {"type":"request","requestId":"9vajwrnv8ip","request":{"type":"init"}}
2026-03-06 09:42:37.598 [info] Getting authentication status
2026-03-06 09:42:37.598 [info] OAuth tokens found in secure storage
2026-03-06 09:42:37.652 [info] Getting authentication status
2026-03-06 09:42:37.652 [info] OAuth tokens found in secure storage
2026-03-06 09:42:37.945 [info] Received message from webview: {"type":"request","requestId":"4mhblpvgatv","request":{"type":"get_claude_state"}}
2026-03-06 09:42:37.951 [info] Received message from webview: {"type":"request","requestId":"i5pmxiamy9r","request":{"type":"get_current_selection"}}
2026-03-06 09:42:37.951 [info] Received message from webview: {"type":"request","requestId":"lvuq2n3arj","request":{"type":"get_asset_uris"}}
2026-03-06 09:42:37.951 [info] Received message from webview: {"type":"request","requestId":"hdt08f4530t","request":{"type":"list_sessions_request"}}
2026-03-06 09:42:37.951 [info] Received message from webview: {"type":"launch_claude","channelId":"ip69panp8o","cwd":"/workspaces/v2g-liberty-cards","model":"default","permissionMode":"default","thinkingLevel":"default_on"}
2026-03-06 09:42:37.952 [info] Loading config cache by launching Claude...
2026-03-06 09:42:37.968 [info] Spawning Claude with SDK query function - cwd: /workspaces/v2g-liberty-cards, permission mode: default, version: 2.1.70, /home/vscode/.vscode-server/extensions/anthropic.claude-code-2.1.70-alpine-x64/resources/native-binary/claude, resume: undefined
2026-03-06 09:42:37.976 [info] Launching Claude on channel: ip69panp8o
2026-03-06 09:42:37.984 [info] Spawning Claude with SDK query function - cwd: /workspaces/v2g-liberty-cards, permission mode: default, version: 2.1.70, /home/vscode/.vscode-server/extensions/anthropic.claude-code-2.1.70-alpine-x64/resources/native-binary/claude, resume: undefined
2026-03-06 09:42:38.114 [info] From claude: Error relocating /home/vscode/.vscode-server/extensions/anthropic.claude-code-2.1.70-alpine-x64/resources/native-binary/claude: posix_getdents: symbol not found

2026-03-06 09:42:38.115 [info] From claude: Error relocating /home/vscode/.vscode-server/extensions/anthropic.claude-code-2.1.70-alpine-x64/resources/native-binary/claude: posix_getdents: symbol not found

2026-03-06 09:42:38.117 [error] Failed to load config cache: Error: Query closed before response received
2026-03-06 09:42:38.117 [error] Error processing client request: Error: Query closed before response received
2026-03-06 09:42:38.118 [info] Closing Claude on channel: ip69panp8o
2026-03-06 09:42:38.118 [error] Error from Claude (on channel ip69panp8o): Error: Claude Code process exited with code 127
2026-03-06 09:42:38.298 [info] Received message from webview: {"type":"interrupt_claude","channelId":"4mhblpvgatv"}
2026-03-06 09:42:38.299 [warning] Channel not found: 4mhblpvgatv
2026-03-06 09:42:57.021 [info] Received message from webview: {"type":"launch_claude","channelId":"mvvetomtz3","cwd":"/workspaces/v2g-liberty-cards","model":"default","permissionMode":"default","thinkingLevel":"default_on"}
2026-03-06 09:42:57.024 [info] Received message from webview: {"type":"io_message","channelId":"mvvetomtz3","message":{"type":"user","uuid":"403862eb-b85c-45d0-a486-d910f6e5dd03","session_id":"","parent_tool_use_id":null,"message":{"role":"user","content":[{"type":"text","text":"what is your status?"}]}},"done":false}
2026-03-06 09:42:57.024 [info] Launching Claude on channel: mvvetomtz3
2026-03-06 09:42:57.030 [info] Spawning Claude with SDK query function - cwd: /workspaces/v2g-liberty-cards, permission mode: default, version: 2.1.70, /home/vscode/.vscode-server/extensions/anthropic.claude-code-2.1.70-alpine-x64/resources/native-binary/claude, resume: undefined
2026-03-06 09:42:57.030 [info] Loading config cache by launching Claude...
2026-03-06 09:42:57.035 [info] Spawning Claude with SDK query function - cwd: /workspaces/v2g-liberty-cards, permission mode: default, version: 2.1.70, /home/vscode/.vscode-server/extensions/anthropic.claude-code-2.1.70-alpine-x64/resources/native-binary/claude, resume: undefined
2026-03-06 09:42:57.037 [info] From claude: Error relocating /home/vscode/.vscode-server/extensions/anthropic.claude-code-2.1.70-alpine-x64/resources/native-binary/claude: posix_getdents: symbol not found

2026-03-06 09:42:57.037 [info] From claude: Error relocating /home/vscode/.vscode-server/extensions/anthropic.claude-code-2.1.70-alpine-x64/resources/native-binary/claude: posix_getdents: symbol not found

2026-03-06 09:42:57.037 [info] Closing Claude on channel: mvvetomtz3
2026-03-06 09:42:57.038 [error] Error from Claude (on channel mvvetomtz3): Error: Claude Code process exited with code 127
2026-03-06 09:42:57.038 [error] Failed to load config cache: Error: Query closed before response received
2026-03-06 09:46:14.465 [info] Received message from webview: {"type":"request","requestId":"rcpn8yv0opr","request":{"type":"open_output_panel"}}

Steps to Reproduce

1. Open Apline based devconatiner
2. Installe/upgrade extention to 2.1.68 or above
3. Open claude code tab
4. Login to claude code
5. Error shows, sometime immidiately, sometimes after asking the first question.

Claude Model

Sonnet (default)

Is this a regression?

Yes, this worked in a previous version

Last Working Version

2.1.61

Claude Code Version

2.1.61

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Terminal.app (macOS)

Additional Information

_No response_