Error: Subprocess initialization did not complete within 60000ms — check authentication and network connectivity

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?

Error: Subprocess initialization did not complete within 60000ms — check authentication and network connectivity

What Should Happen?

When I open VS Code, Claude Code should be available

Error Messages/Logs

2026-05-18 16:09:26.669 [info] From claude: 2026-05-18T20:09:26.658Z [DEBUG] Git remote URL: https://github.com/Nova-Grid-Hosting-LLC/novagrid-backup.git
2026-05-18T20:09:26.658Z [DEBUG] Parsed repository: github.com/Nova-Grid-Hosting-LLC/novagrid-backup from URL: https://github.com/Nova-Grid-Hosting-LLC/novagrid-backup.git

2026-05-18 16:10:26.353 [info] Closing Claude on channel: g012sgn4mm6
2026-05-18 16:10:26.354 [error] Error spawning Claude (on channel g012sgn4mm6): Error: Subprocess initialization did not complete within 60000ms — check authentication and network connectivity
2026-05-18 16:10:26.354 [info] OAuth tokens found in secure storage
2026-05-18 16:10:26.354 [error] Failed to load config cache: Error: Subprocess initialization did not complete within 60000ms — check authentication and network connectivity
2026-05-18 16:10:26.354 [error] Error processing client request: Error: Subprocess initialization did not complete within 60000ms — check authentication and network connectivity
2026-05-18 16:10:26.360 [info] Received message from webview: {"type":"interrupt_claude","channelId":"z0iad4aqe8"}
2026-05-18 16:10:26.360 [warning] Channel not found: z0iad4aqe8
2026-05-18 16:10:31.295 [info] Received message from webview: {"type":"request","requestId":"k63o8szczc","request":{"type":"open_output_panel"}}

Steps to Reproduce

<img width="1920" height="1032" alt="Image" src="https://github.com/user-attachments/assets/83a384ad-ac0a-4da2-9c4f-67b9ccd2f196" />

Claude Model

Opus

Is this a regression?

Yes, this worked in a previous version

Last Working Version

v2.1.143

Claude Code Version

2.1.143 (Claude Code)

Platform

Anthropic API

Operating System

Windows

Terminal/Shell

PowerShell

Additional Information

_No response_