Uniswap interface failed to start on my local

[Osub]

Successfully generated 177 typings!
✨  Done in 4.35s.
yarn run v1.22.19
$ node fetch-schema.js
**Failed to fetch schema from https://api.uniswap.org/v1/graphql**
yarn run v1.22.19
$ yarn relay && yarn relay-thegraph
$ relay-compiler relay.config.js
[INFO] [default] compiling...
[ERROR] Error in the project `default`: ✖︎ The type `Query` has no field `nftBalances`.