Vibium
Troubleshooting
Fix common Vibium errors — install failures, timeouts, element-not-found, MCP issues.
10 Common Vibium Mistakes and How to Fix Them
10 common Vibium mistakes and how to fix them — manual sleeps, brittle CSS, missing quit(), sync/async mix-ups, iframe misses, and headless-only bugs.
14 min read→TroubleshootingThe Complete Vibium Debugging Guide
The complete Vibium debugging guide — verbose logs, actionability checks, screenshots, tracing, and zombie-process fixes to find why a script fails fast.
14 min read→TroubleshootingFixing Flaky Vibium Tests: The Complete Guide
Fixing flaky Vibium tests: diagnose the root cause, replace sleeps with auto-waiting, stabilize selectors, mock the network, and gate CI on green.
15 min read→TroubleshootingFix: Vibium Screenshot Comes Out Blank
Why your Vibium screenshot comes out blank or white, and how to fix it — wait for content, full_page=True, set a viewport, and verify the PNG bytes.
4 min read→TroubleshootingFix: Vibium Chrome Download Fails
Vibium Chrome download fails on first launch? Fix it with vibium install, by clearing network/proxy and disk-space blocks, plus Linux deps.
4 min read→TroubleshootingFix: Vibium 'Element Not Found' Errors
Fix Vibium 'element not found' errors — correct the selector, switch to semantic find, handle iframes and timing, and target elements the way a user sees them.
4 min read→TroubleshootingFix: Flaky Clicks in Vibium
Fix flaky clicks in Vibium — let actionability auto-wait handle timing, target the right element under overlays, and stop adding brittle sleep() calls.
4 min read→TroubleshootingFix: Vibium Headless Crashes on Linux
Fix Vibium headless crashes on Linux — install Chrome's missing shared libraries, add --no-sandbox in containers, and give /dev/shm enough space.
4 min read→TroubleshootingFix: Vibium Install Fails
Vibium install fails? Fix pip install vibium and npm install vibium errors: wrong runtime version, inactive venv, wrong directory, stale package manager.
4 min read→TroubleshootingFix: Vibium MCP Server Not Connecting
Fix Vibium MCP server not connecting — verify the config, restart your AI client to re-run tool discovery, and confirm Chrome for Testing is installed.
4 min read→TroubleshootingFix: Vibium Permission Errors on macOS
Fix Vibium permission errors on macOS — clear Gatekeeper quarantine on the downloaded Chrome, fix cache write permissions, and grant Screen Recording access.
4 min read→TroubleshootingFix: Vibium 'Port Already in Use'
Fix Vibium 'port already in use' errors — clean up orphaned Chrome and chromedriver processes, free the stuck port, and stop sessions leaking between runs.
4 min read→TroubleshootingFix: Vibium Proxy and SSL Errors
Fix Vibium proxy and SSL errors — route Chrome through a proxy, ignore self-signed cert warnings, and unblock the first-run Chrome download.
4 min read→TroubleshootingFix: Slow Vibium Performance
Fix slow Vibium performance — run headless, pre-download Chrome, reuse one session, use precise selectors, and tune timeouts for fast runs.
4 min read→TroubleshootingFix: Stale Element Errors in Vibium
Fix stale element errors in Vibium — re-find the element after the DOM changes instead of reusing an old handle, and lean on auto-wait and semantic selectors.
4 min read→TroubleshootingFix: Vibium Timeout Errors
Fix Vibium timeout errors — understand the 30s actionability wait, find the real cause (hidden, disabled, or obscured elements), and stop the flaky timeouts.
4 min read→TroubleshootingFix: Vibium Version Mismatch Errors
Fix Vibium version mismatch errors — upgrade the client, clear the cached Chrome for Testing, re-run vibium install, and align Python and Node versions.
4 min read→