codesandbox / codesandbox/codesandbox-client

Exception occurred when changing title

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Dominant language
JavaScript
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Description

🐛 bug report

Preflight Checklist

  • I have read the Contributing Guidelines for this project.
  • I agree to follow the Code of Conduct that this project
    adheres to.
  • I have searched the issue tracker for an issue that matches the one I want
    to file, without success.

Description of the problem

Error: Cannot read properties of null (reading 'substring')
Version: 0.0.38
Environment: production

How has this issue affected you? What are you trying to accomplish?

while changing the title of the codesanbox, this exception occured

To Reproduce

Try changing the title by first removing it from the edit info tab and wait for about 1-2 second

Link to sandbox: link (optional)
Your Environment
Software Name/Version
Сodesandbox 0.0.38
Browser Brave (1.58.137)
Operating System Fedora/Linux

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by reproducing the failure in the edit info tab: remove the CodeSandbox title and wait 1–2 seconds, then trace the title-changing flow that raises the null substring error. Done means clearing or changing the title no longer throws an exception and title editing still works in the reported Brave/Linux environment.

Written by the indexing model from the issue text.

Assessment

Tech stack
javascript
Domain
frontend
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
35/100

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