Uncaught TypeError: Class extends value undefined is not a constructor or null
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- Dominant language
- TypeScript
- Stars
- 268
- Forks
- 130
- PR merge metrics
- No merged PRs in 30d
Description
The BaseProvider throws an error **Uncaught TypeError: Class extends value undefined is not a constructor or null**.
I'm using Vite.js, Any solution to this?
Contributor guide
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by inspecting BaseProvider and reproducing the error in the reported Vite.js setup. Trace why the class being extended is undefined and document a confirmed fix or the missing configuration needed for the provider to initialize without the TypeError.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- typescript, vite
- Domain
- api
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100