Update Dependencies
Sometimes, the issue can be due to outdated packages that depend on older methods. In your react project update your project’s dependencies.
npm update
How To Fix ERR_OSSL_EVP_UNSUPPORTED In React JS Application?
The ERR_OSSL_EVP_UNSUPPORTED error in a React JS application typically arises due to an underlying issue with the version of Node.js and OpenSSL being used. This error is commonly encountered when certain cryptographic algorithms or keys are not supported by the OpenSSL version bundled with the Node.js installation.
To temporarily fix this, Node.js 17 has a new option called –openssl-legacy-provider. This option lets you go back to using the old way of doing things until you can update your code to work with the new rules.