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addon-webgl exception at line.loadCell(x, cell), line undefined #4314

@kachurovskiy

Description

@kachurovskiy

JS Exception: Cannot read properties of undefined (reading 'loadCell')
at [mapped JS].ISearchResult (addons/xterm-addon-webgl/src/WebglRenderer.ts:427)
at [mapped JS].ISearchResult (addons/xterm-addon-webgl/src/WebglRenderer.ts:394)
at [mapped JS].IColorZone (browser/services/RenderService.ts:153)
at [mapped JS].IColorZone (browser/services/RenderService.ts:86)
at [mapped JS].IColorZone (browser/RenderDebouncer.ts:91)
at [mapped JS].IColorZone (browser/RenderDebouncer.ts:70)

line.loadCell(x, cell)

https://github.com/xtermjs/xterm.js/blob/master/addons/xterm-addon-webgl/src/WebglRenderer.ts#L372

Details

  • Browser and browser version: Chrome 107, 108
  • OS version: Win/Mac/ChOs/Linux
  • xterm.js version: 5.0.0

Steps to reproduce

Unclear, likely a race condition, happens to 10% of users 1-2 times per session

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