refined-github/refined-github

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

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#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

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
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.