vue-debug-guides

Diagnose Vue 3 runtime errors, warnings, async failures, and SSR hydration issues.

11|2|Updated Jan 15, 2026
One-click install
npx skills add https://github.com/runkids/my-skills --skill vue-debug-guides
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: vue-debug-guides
Source: https://github.com/runkids/my-skills/tree/main/vue-debug-guides
Command: npx skills add https://github.com/runkids/my-skills --skill vue-debug-guides

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Vue 3 debugging and error handling for runtime issues, warnings, async failures, and SSR/hydration issues. Use when diagnosing or fixing Vue issues.

Core Features & Use Cases

  • Vue 3 reactivity tracing and component-level debugging
  • Error and warning diagnosis, async component loading failures, and SSR hydration fixes
  • Cross-reference with reference knowledge to resolve common Vue pitfalls

Quick Start

Start by loading the Vue debugging guides and use the references to resolve typical Vue 3 issues.

Frequently Asked Questions about vue-debug-guides

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I debug Vue 3 reactivity issues in my components?

Vue 3 reactivity debugging involves tracing reactive state changes, computed properties, and watchers at the component level. Use the debugging guides to identify when refs, reactive objects, or computed properties fail to update, and diagnose lifecycle hook timing issues that prevent proper state synchronization.

What causes Vue 3 SSR hydration mismatches and how do I fix them?

SSR hydration mismatches occur when server-rendered HTML differs from client-side Vue markup. The toolkit diagnoses common causes: browser-only APIs called during SSR, mismatched component state between server and client, and async data loading timing, then guides you to resolution steps.

How do I handle async component loading failures in Vue 3?

Async component loading failures happen when dynamic imports, lazy-loaded components, or promise-based data fetching fail silently or throw uncaught errors. The debugging guides help trace async failures, identify rejection causes, and implement proper error boundaries and fallback handling.

Can I use these debugging techniques with Vue 3 composition API and props validation?

Yes. The toolkit covers composition API reactivity, prop validation errors, emit type mismatches, and lifecycle hook conflicts specific to the composition API pattern, allowing you to diagnose reactive state and type-related issues across both Options and Composition API code.

Why are Vue 3 warnings appearing and how do I trace their source?

Vue 3 warnings signal potential bugs: improper prop mutations, missing keys in v-for loops, lifecycle misuse, or event handler errors. The debugging guides show you how to locate the exact component, line, and runtime condition triggering each warning, then resolve the underlying issue.

Do I need specific dependencies or build setup to use Vue 3 debugging guides?

No external dependencies are required. The toolkit works with any Vue 3 project during development and production SSR. You need only Vue 3 installed and access to your project's source code and runtime logs to apply the diagnostic and error-handling reference guides.