Claude Code Extension Fails to Load on Network UNC Paths — Fix Guide

What this error means

Ocorreu um erro ao carregar modo de exibição: claudeVSCodeS (Claude Code Extension fails to load on UNC paths) is a Claude Code failure pattern reported for developers trying to fix claude code vs code extension that fails to load when project folder is on a network unc path. Based on the imported evidence, treat this as a tool-specific troubleshooting page rather than a generic API error.

Why this happens

GitHub issue (2026-05-06) reports Claude Code VS Code extension failing on UNC network paths in corporate environments. Affects Anthropic’s paid Claude Code product. Enterprise-relevant scenario.

Common causes

• Claude Code extension (v2.1.131) fails to load on Windows when the project is on a corporate UNC network path (e.g., \server\share\project). This is a common enterprise setup, and the error message appears in Portuguese even on English systems. Corporate developers need a fix to continue using Claude Code for their work.
• GitHub issue (2026-05-06) reports Claude Code VS Code extension failing on UNC network paths in corporate environments. Affects Anthropic’s paid Claude Code product. Enterprise-relevant scenario.

Quick fixes

1. Confirm the exact error signature matches Ocorreu um erro ao carregar modo de exibição: claudeVSCodeS (Claude Code Extension fails to load on UNC paths).
2. Check the Claude Code account, local tool state, and provider configuration involved in the failing workflow.
3. Compare the failing environment with a known working setup, then change one configuration value at a time.

Platform/tool-specific checks

• Verify the command, editor, extension, or API client that produced the error.
• Compare local settings with CI, deployment, or editor-level settings when the error appears in only one environment.
• Avoid deleting credentials, local model data, or project settings until the failing scope is clear.

Step-by-step troubleshooting

1. Capture the exact error message and the command, editor action, or request that triggered it.
2. Check whether the failure is account/auth, quota/rate, model/provider, local runtime, or deployment configuration.
3. Review the source evidence below and compare it with your environment.
4. Apply one change at a time and rerun the smallest failing action.
5. Keep the working fix documented for the team or deployment environment.

How to prevent it

• Keep provider/tool configuration documented.
• Record non-secret diagnostics such as tool version, provider name, model name, and command path.
• Add a lightweight check before CI or production workflows depend on the tool.

Sources checked

• https://github.com/anthropics/anthropic-sdk-python/issues/1505

Evidence note: GitHub issue (2026-05-06) reports Claude Code VS Code extension failing on UNC network paths in corporate environments. Affects Anthropic’s paid Claude Code product. Enterprise-relevant scenario.

Related errors

• Claude Code network path error
• VS Code extension UNC path not supported

FAQ

What should I check first?

Start with the exact Ocorreu um erro ao carregar modo de exibição: claudeVSCodeS (Claude Code Extension fails to load on UNC paths) text and the smallest action that reproduces it.

Can I ignore this error?

No. Treat it as a failed Claude Code workflow until the root cause is understood.

Is this guaranteed to have one fix?

No. The imported evidence supports the troubleshooting path above, but tool behavior can vary by account, plan, version, provider, and local configuration.

How do I know the fix worked?

Rerun the same command, editor action, or request. The fix is working when that action completes without Ocorreu um erro ao carregar modo de exibição: claudeVSCodeS (Claude Code Extension fails to load on UNC paths).