Uncaught (in promise) Error: No address for Uniswap Multicall Contract on chain id: 11155111

[khang-uit]

I got this error when try to use sepolia network in v3sdk/routing

multicall-uniswap-provider.ts:45 Uncaught (in promise) Error: No address for Uniswap Multicall Contract on chain id: 11155111
    at new UniswapMulticallProvider (multicall-uniswap-provider.ts:45:1)
    at new AlphaRouter (alpha-router.ts:385:1)
    at generateRoute (routing.ts:27:1)
    at Example.tsx:62:1
    at HTMLUnknownElement.callCallback (react-dom.development.js:4164:1)
    at Object.invokeGuardedCallbackDev (react-dom.development.js:4213:1)
    at invokeGuardedCallback (react-dom.development.js:4277:1)
    at invokeGuardedCallbackAndCatchFirstError (react-dom.development.js:4291:1)
    at executeDispatch (react-dom.development.js:9041:1)
    at processDispatchQueueItemsInOrder (react-dom.development.js:9073:1)

this is in config.ts file

export const CurrentConfig: ExampleConfig = {
  env: Environment.WALLET_EXTENSION,
  rpc: {
    local: 'http://localhost:8545',
    mainnet: 'https://sepolia.infura.io/v3/token',
  },

create new router script

  const router = new AlphaRouter({
    chainId: 11155111,
    provider: getMainnetProvider(),
  })