我从节点版本10升级到版本12 我尝试运行我的React应用程序时遇到了一些问题，所以我按照React给我的步骤来帮助解决它 但是只要我决定跑步
我收到以下错误
npm WARN deprecated eslint-loader@3.0.3: This loader has been deprecated. Please use eslint-webpack-plugin
npm WARN deprecated urix@0.1.0: Please see https://github.com/lydell/urix#deprecated
npm WARN deprecated resolve-url@0.2.1: https://github.com/lydell/resolve-url#deprecated
npm WARN deprecated chokidar@2.1.8: Chokidar 2 will break on node v14+. Upgrade to chokidar 3 with 15x less dependencies.
npm WARN deprecated request@2.88.2: request has been deprecated, see https://github.com/request/request/issues/3142
npm WARN deprecated request-promise-native@1.0.9: request-promise-native has been deprecated because it extends the now deprecated request package, see https://github.com/request/request/issues/3142
npm WARN deprecated @hapi/joi@15.1.1: joi is leaving the @hapi organization and moving back to 'joi' (https://github.com/sideway/joi/issues/2411)
npm WARN deprecated @types/testing-library__dom@7.5.0: This is a stub types definition. testing-library__dom provides its own type definitions, so you do not need this installed.
npm WARN deprecated fsevents@1.2.13: fsevents 1 will break on node v14+ and could be using insecure binaries. Upgrade to fsevents 2.
npm WARN deprecated har-validator@5.1.5: this library is no longer supported
npm WARN deprecated @hapi/bourne@1.3.2: This version has been deprecated and is no longer supported or maintained
npm WARN deprecated @hapi/hoek@8.5.1: This version has been deprecated and is no longer supported or maintained
npm WARN deprecated @hapi/topo@3.1.6: This version has been deprecated and is no longer supported or maintained
npm WARN deprecated @hapi/address@2.1.4: This version has been deprecated and is no longer supported or maintained
npm WARN deprecated core-js@2.6.11: core-js@<3 is no longer maintained and not recommended for usage due to the number of issues. Please, upgrade your dependencies to the actual version of core-js@3.
npm ERR! Unexpected end of JSON input while parsing near '...==","shasum":"1a713a9'
npm ERR! A complete log of this run can be found in:
npm ERR! /home/freduah/.npm/_logs/2020-10-24T19_12_54_447Z-debug.log