Playwright Common Errors & Fixes

Overview

A root-cause reference for the Playwright failures QA engineers hit most: strict mode violations, click and expect timeouts, page.goto failures, closed pages, iframe and popup misses, missing browser binaries and tests that pass locally but fail in CI. Examples use Playwright Test with TypeScript. Published by SoftwareTestPilot.

Table of contents

1. Fast error diagnosis map
2. Strict mode violation
3. locator.click() timeout / actionability failure
4. expect assertion timeout
5. Test timeout exceeded
6. Navigation timeout / page.goto() failures
7. Target page, context or browser has been closed
8. Element not found because it is inside an iframe
9. Popup/new tab is missed
10. Browser executable doesn't exist
11. Works locally but fails in CI
12. No tests found / test discovery issues
13. Flaky tests caused by hard waits
14. Failures caused by shared state and parallelism
15. API response is 401/403/500 or UI waits forever
16. Brittle or discouraged selector/action patterns
17. Error-to-fix quick reference
18. Interview reference
19. Final troubleshooting checklist

Who this resource is for

• Manual Tester
• Automation Tester
• SDET

Format and what you get

• A downloadable PDF you can read on phone or laptop.
• Included in the QA Notes Vault: one payment unlocks every note in the Vault, with lifetime access to it.
• Download after signing in with the account that paid. Refunds follow our refund policy.

Free learning on this topic

• Playwright interview questions
• Playwright course overview
• Refund policy