npm安装vuex报错

npm安装vuex报错

问题

在命令行使用npm install vuex --save的时候报错如下

npm ERR! code ERESOLVE
npm ERR! ERESOLVE unable to resolve dependency tree
npm ERR! 
npm ERR! While resolving: first-app@1.0.0
npm ERR! Found: vue@2.6.14
npm ERR! node_modules/vue
npm ERR!   vue@"^2.5.2" from the root project
npm ERR! 
npm ERR! Could not resolve dependency:
npm ERR! peer vue@"^3.0.2" from vuex@4.0.2
npm ERR! node_modules/vuex
npm ERR!   vuex@"*" from the root project
npm ERR! 
npm ERR! Fix the upstream dependency conflict, or retry
npm ERR! this command with --force, or --legacy-peer-deps
npm ERR! to accept an incorrect (and potentially broken) dependency resolution.
npm ERR! 
npm ERR! See C:UsersadminAppDataLocal for a full repor
t.

出现这个问题是因为npm的版本太高导致的

解决办法

安装指定版本的vuex
查看vuex的可安装版本

C:Usersadmin>npm view vuex versions --json
["0.1.0","0.2.0","0.3.0","0.4.0","0.4.1","0.4.2","0.5.0","0.5.1","0.6.1","0.6.2","0.6.3","0.7.0","0.7.1","0.8.0","0.8.1","0.8.2","1.0.0-rc","1.0.0-rc.2","1.0.0","1.0.1","2.0.0-rc.1","2.0.0-rc.3","2.0.0-rc.4","2.0.0-rc.5","2.0.0-rc.6","2.0.0","2.1.0","2.1.1","2.1.2","2.1.3","2.2.0","2.2.1","2.3.0","2.3.1","2.4.0","2.4.1","2.5.0","3.0.0","3.0.1","3.1.0","3.1.1","3.1.2","3.1.3","3.2.0","3.3.0","3.4.0","3.5.0","3.5.1","3.6.0","3.6.1","3.6.2","4.0.0-alpha.1","4.0.0-beta.1","4.0.0-beta.2","4.0.0-beta.3","4.0.0-beta.4","4.0.0-rc.1","4.0.0-rc.2","4.0.0","4.0.1","4.0.2"
]

安装指定版本的vuex

npm install vuex@3.6.2 --save

其他依赖安装报错解决方法类似