refined-github/refined-github

`quick-mention`: Expected element not found: img

Closed

#9,687 opened on Jun 3, 2026

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Description

Description

ElementNotFoundError: Expected element not found: img
    at $ (chrome-extension://jialghbnladbdlhaibaoejjlnihkmemc/assets/npm/select-dom.js:21:11)
    at addButton (chrome-extension://jialghbnladbdlhaibaoejjlnihkmemc/assets/features/quick-mention.js:55:22)
    at addButtonPr (chrome-extension://jialghbnladbdlhaibaoejjlnihkmemc/assets/features/quick-mention.js:93:2)
    at globalThis.addEventListener.signal.signal (chrome-extension://jialghbnladbdlhaibaoejjlnihkmemc/assets/helpers/selector-observer.js:99:3)

How to replicate the issue + URL

https://github.com/refined-github/refined-github/pull/9664

Extension version

26.6.1

Browser(s) used

chrome

Token ⚠️

  • I set a token in the options page. I understand that some features require a token to work.

Contributor guide

Research direction
Inspect the DOM structure of the quick mention feature on a pull request page. The error occurs in addButton function when looking for an img element. Check if the img element is dynamically loaded or if the selector is incorrect.
Tech stack
typescriptjavascript
Domain
frontend
Issue type
Bug
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
2
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
GitDOM manipulation
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
75