에러 질문

/usr/local/bin/node /Users/usang-in/WebstormProjects/nodejs-crawler/lecture2/cipher.js

internal/crypto/cipher.js:90

    this[kHandle].init(cipher, credential, authTagLength);

                  ^

Error: Unknown cipher

    at Cipher.createCipherBase (internal/crypto/cipher.js:90:19)

    at Cipher.createCipher (internal/crypto/cipher.js:114:20)

    at new Cipher (internal/crypto/cipher.js:131:16)

    at Object.createCipher (crypto.js:111:10)

    at Object.deprecated (internal/util.js:67:15)

    at Object.<anonymous> (/Users/usang-in/WebstormProjects/nodejs-crawler/lecture2/cipher.js:3:23)

    at Module._compile (internal/modules/cjs/loader.js:776:30)

    at Object.Module._extensions..js (internal/modules/cjs/loader.js:787:10)

    at Module.load (internal/modules/cjs/loader.js:643:32)

    at Function.Module._load (internal/modules/cjs/loader.js:556:12)

Process finished with exit code 1

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