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fix: npm run dev-server error resolved (#23702)
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@ -585,6 +585,15 @@ There are three types of assets you can build:
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2. `npm run dev-server`: local development assets, with sourcemaps and hot refresh support
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3. `npm run build-instrumented`: instrumented application code for collecting code coverage from Cypress tests
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If this type of error comes while building assets(i.e using above commands):
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```bash
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Error: You must provide the URL of lib/mappings.wasm by calling SourceMapConsumer.initialize
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```
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Then put this:
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```bash
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export NODE_OPTIONS=--no-experimental-fetch`
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```
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#### Webpack dev server
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The dev server by default starts at `http://localhost:9000` and proxies the backend requests to `http://localhost:8088`.
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