Knowledge Base
Fix guides for the errors, warnings, and performance issues that Hushbug detects. Each article covers what went wrong, why, and how to fix it with code examples.
Console Errors
8 articlesTypeError, ReferenceError, unhandled promise rejections, and other JavaScript runtime errors.
Network Errors
5 articlesFailed fetch requests, CORS errors, 404s, 500s, and connection issues.
Performance
3 articlesLayout shifts, memory leaks, slow resources, and Core Web Vitals debugging.
Accessibility
3 articlesMissing alt text, unlabeled form inputs, ARIA roles, and contrast ratio fixes.
Security
2 articlesMixed content warnings, missing security headers, CSP, HSTS, and X-Frame-Options.
Deprecated APIs
Browser API deprecations, removed methods, and migration guides for 2026.
Recent articles
How to Fix Slow API Requests in Your Frontend
Why API calls feel slow in the browser, how to diagnose bottlenecks with DevTools, and practical fixes from caching to request waterfalls.
How to Debug HTTP 500 Errors in Your Web App
What a 500 Internal Server Error actually means, how to find the real error behind it, and common server-side causes with fixes.
How to Fix Low Color Contrast Ratio (WCAG Compliance)
What contrast ratio means, why WCAG requires minimum ratios, how to check your colors, and how to fix low contrast without redesigning.
How to Fix Broken Images in HTML
Why images show as broken icons in the browser, how to diagnose the cause, and fixes for wrong paths, CORS issues, and missing files.
How to Fix 'Form Elements Must Have Labels' Accessibility Error
Why form inputs need associated labels, how screen readers use them, and how to fix unlabeled inputs with label elements or aria attributes.
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