vue-cli@5.0.7版本vue ui启动报错

[PedroQue99]

Persisted queries are enabled and are using an unbounded cache. Your server is vulnerable to denial of service attacks via memory exhaustion. Set cache: "bounded" or persistedQueries: false in your ApolloServer constructor, or see https://go.apollo.dev/s/cache-backends for other alternatives.
ERROR TypeError: server.installSubscriptionHandlers is not a function
TypeError: server.installSubscriptionHandlers is not a function
at module.exports (E:\nvm\v14.18.2\node_modules@vue\cli\node_modules@vue\cli-ui\graphql-server.js:165:10)
at processTicksAndRejections (internal/process/task_queues.js:95:5)
at async ui (E:\nvm\v14.18.2\node_modules@vue\cli\lib\ui.js:71:26)

[learnguos]

Roll back version to 4.x