[bhaveshdesale]

🎯 Changes

• Add a dedicated Error Handling guide covering route-level error components, router defaults, beforeLoad and loader errors, and recovery with router.invalidate().
• Link to the existing Data Loading and Not Found Errors guides.
• Add the guide to the Router documentation navigation.

Fixes #1059.

✅ Checklist

• I have followed the steps in the Contributing guide.
• I have tested code changes locally with the relevant test commands, or tests do not apply to this pull request.
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🚀 Release Impact

• This change affects published code, and I have generated a changeset.
• This change is docs/CI/dev-only (no release).

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ℹ️ Recent review info

⚙️ Run configuration

• Configuration used: Repository: TanStack/router/.coderabbit.yaml
• Review profile: CHILL
• Plan: Advanced
• Run ID: a178b734-d5b6-445a-ad02-a3253f83aaa1

📥 Commits

Reviewing files that changed from the base of the PR and between 7a06725 and 8c98798.

📒 Files selected for processing: 2

• docs/router/config.json
• docs/router/guide/error-handling.md

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📝 Walkthrough

Adds a Router error-handling guide and a link to it in the Router Configuration navigation. The guide covers error components, error observation, route-loading failures, and recovery.

Changes: Router Error Handling

Layer / File(s)	Summary
Error-handling guide and navigation docs/router/guide/error-handling.md, docs/router/config.json	Adds guidance on route-level and router-wide error components, error observation, and route-loading recovery. Adds a navigation link to the guide.

Priority: ⬇️ Low

Estimated code review effort: 2 (Simple) | ~8 minutes

Change: Other

Suggested reviewers: ladybluenotes

Merge Risk: ⚪ Minimal · up to 8c987

The guide distinguishes rendering retries from reloading failed route data, and no unresolved merge risk was identified.

Pre-merge checks: 5

Check name	Status	Explanation
Docstring Coverage		No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check. Docstring coverage is scoped to functions touched by this diff. Analyzed 0 functions across 0…
Linked Issues check		Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check		Check skipped because no linked issues were found for this pull request.
Description check		The description follows the required template. It explains the documentation changes, completes all checklist items, identifies the change as docs-only, and discloses AI assistance.
Title check		The title is concise and clearly describes the main change: adding a Router error handling guide.

Full details: Docstring Coverage

Explanation

No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check. Docstring coverage is scoped to functions touched by this diff. Analyzed 0 functions across 0 files. (2 skipped: 2 unsupported.)

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[bhaveshdesale]

Hi! Just checking in on my documentation PR #8730, which addresses the error-handling scope discussed in TanStack/tanstack.com#1059. I noticed that some workflows are awaiting maintainer approval. Please let me know if anything else is needed from my side. Thanks for your time!