vue create了项目之后,启动项目报错如下:

 INFO  Starting development server...

 ERROR  Error: custom keyword definition is invalid: data.errors should be boolean

Error: custom keyword definition is invalid: data.errors should be boolean

be boolean

 at Ajv.addKeyword (E:\webstormspace\hello-ui\node_modules\ajv\lib\keyword.js:65:13)

    at module.exports (E:\webstormspace\hello-ui\node_modules\ajv-errors\index.js:10:7)

    at Object.<anonymous> (E:\webstormspace\hello-ui\node_modules\webpack-dev-server\node_modules\schema-utils\src\validateOptions.js:22:1)

    at Module._compile (internal/modules/cjs/loader.js:689:30)

    at Object.Module._extensions..js (internal/modules/cjs/loader.js:700:10)

    at Module.load (internal/modules/cjs/loader.js:599:32)

    at tryModuleLoad (internal/modules/cjs/loader.js:538:12)

    at Function.Module._load (internal/modules/cjs/loader.js:530:3)

    at Module.require (internal/modules/cjs/loader.js:637:17)

    at require (internal/modules/cjs/helpers.js:22:18)