eclipse-theia/theia

Multiple instances of Theia breaks VScode extensions with webview.

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#10,693 opened on Jan 31, 2022

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Description

Bug Description:

If two theia instances are open at the same time only the first opened theia will be able to show a webview. the second and third will get an error.

Steps to Reproduce:

  1. start two instances of Theia (Electron)
  2. start a vscode-extension that uses a webview in both Theia instances
  3. The webview will only render in the first instance. theiabug

Additional Information

  • Operating System: Only confirmed on Windows yet
  • Theia Version: 1.22.0
  • Only Electron is affected

Contributor guide

Research direction
Investigate how webview resources are managed when multiple Theia instances run concurrently, focusing on Electron's webview tag and IPC channels.
Tech stack
typescriptelectron
Domain
desktop
Issue type
Bug
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
Half day
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
GitTypeScriptElectron
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
65