klaytn 오류

Error: Cannot find module 'connect-privkey-to-provider'

Require stack:

- E:\addition-game-starter-master\truffle.js

- E:\node_modules\truffle\node_modules\original-require\index.js

- E:\node_modules\truffle\build\cli.bundled.js

    at Function.Module._resolveFilename (internal/modules/cjs/loader.js:794:15)

    at Function.Module._load (internal/modules/cjs/loader.js:687:27)

    at Module.require (internal/modules/cjs/loader.js:849:19)

    at require (internal/modules/cjs/helpers.js:74:18)

    at Object.<anonymous> (E:\addition-game-starter-master\truffle.js:2:29)

    at Module._compile (internal/modules/cjs/loader.js:956:30)

    at Object.Module._extensions..js (internal/modules/cjs/loader.js:973:10)

    at Module.load (internal/modules/cjs/loader.js:812:32)

    at Function.Module._load (internal/modules/cjs/loader.js:724:14)

    at Module.require (internal/modules/cjs/loader.js:849:19)

    at require (internal/modules/cjs/helpers.js:74:18)

    at Function.Config.load (E:\node_modules\truffle\build\webpack:\packages\truffle-config\index.js:254:1)

    at Function.Config.detect (E:\node_modules\truffle\build\webpack:\packages\truffle-config\index.js:243:1)

    at Object.run (E:\node_modules\truffle\build\webpack:\packages\truffle-core\lib\commands\migrate.js:35:1)

    at Command.run (E:\node_modules\truffle\build\webpack:\packages\truffle-core\lib\command.js:101:1)

    at Object.<anonymous> (E:\node_modules\truffle\build\webpack:\packages\truffle-core\cli.js:22:1)

    at __webpack_require__ (E:\node_modules\truffle\build\webpack:\webpack\bootstrap 0791995565e53f633c90:19:1)

    at E:\node_modules\truffle\build\webpack:\webpack\bootstrap 0791995565e53f633c90:65:1

    at Object.<anonymous> (E:\node_modules\truffle\build\cli.bundled.js:71:10)

    at Module._compile (internal/modules/cjs/loader.js:956:30)

    at Object.Module._extensions..js (internal/modules/cjs/loader.js:973:10)

    at Module.load (internal/modules/cjs/loader.js:812:32)

이런 오류들이 나는데 어떻게 해야하는지 알 수 있을까요?