에러가 발생하고 뭔가 안되는거같아요...

const result = fetch('https://jsonplaceholder.typicode.com/todos/1');

result;

result.then(function(response){

    console.log('실행완료');

  }).catch(function (error) {

    console.log('에러 발생');

  })

Promise {<pending>}

VM36:1 GET https://jsonplaceholder.typicode.com/todos/1 net::ERR_FAILED

(anonymous) @ VM36:1

VM36:8 에러 발생

so?bc=1&origin=chrome-untrusted%3A%2F%2Fnew-tab-page&origin=chrome%3A%2F%2Fnew-tab-page&cn=app&pid=1&spid=243&hl=ko&dm=:1 Error handling response: TypeError: Cannot read property 'always' of undefined

    at chrome-extension://cnfngpgfjllafbghaimjcmailafcdhod/releaseDrag.js:90:49

const result = fetch('https://jsonplaceholder.typicode.com/todos/1');

VM118:1 Uncaught SyntaxError: Identifier 'result' has already been declared

result

Promise {<rejected>: TypeError: Failed to fetch}__proto__: Promise[[PromiseState]]: "rejected"[[PromiseResult]]: TypeError: Failed to fetch

result.then(function(response){

    console.log('실행완료');

  }).catch(function (error) {

    console.log('에러 발생');

  })

VM142:4 에러 발생

Promise {<fulfilled>: undefined}

에러가 발생하고 Failed to fetch 이렇게 뜨고 뭐가 잘못된건지 모르겠어요...